Franklin High Yield Corporate ETF (FLHY) N-CSRS 27 Nov 24 Certified semi-annual shareholder report (management investment company) Financial data

Form N-CSR Cover

Form N-CSR Cover	6 Months Ended
	Sep. 30, 2024
Shareholder Report [Line Items]
Document Type	N-CSRS
Amendment Flag	false
Registrant Name	Franklin Templeton ETF Trust
Entity Central Index Key	0001655589
Entity Investment Company Type	N-1A
Document Period End Date	Sep. 30, 2024

Shareholder Report

Shareholder Report	6 Months Ended
	Sep. 30, 2024 USD ($) $ / shares
Shareholder Report [Line Items]
Document Type	N-CSRS
Amendment Flag	false
Registrant Name	Franklin Templeton ETF Trust
Entity Central Index Key	0001655589
Entity Investment Company Type	N-1A
Document Period End Date	Sep. 30, 2024
Franklin Emerging Market Core Dividend Tilt Index ETF
Shareholder Report [Line Items]
Fund Name	Franklin Emerging Market Core Dividend Tilt Index ETF
Class Name	Franklin Emerging Market Core Dividend Tilt Index ETF
Trading Symbol	DIEM
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin Emerging Market Core Dividend Tilt Index ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin Emerging Market Core Dividend Tilt Index ETF $10 0.19%	[1],[2]
Expenses Paid, Amount	$ 10
Expense Ratio, Percent	0.19%
Net Assets	$ 14,308,945
Holdings Count | $ / shares	578	[3]
Investment Company Portfolio Turnover	28.82%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $14,308,945 Total Number of Portfolio Holdings * 578 Portfolio Turnover Rate 28.82%	[3]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin International Core Dividend Tilt Index ETF
Shareholder Report [Line Items]
Fund Name	Franklin International Core Dividend Tilt Index ETF
Class Name	Franklin International Core Dividend Tilt Index ETF
Trading Symbol	DIVI
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin International Core Dividend Tilt Index ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin International Core Dividend Tilt Index ETF $5 0.09%	[4],[5]
Expenses Paid, Amount	$ 5
Expense Ratio, Percent	0.09%
Net Assets	$ 1,001,483,104
Holdings Count | $ / shares	467	[6]
Investment Company Portfolio Turnover	14.78%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $1,001,483,104 Total Number of Portfolio Holdings * 467 Portfolio Turnover Rate 14.78%	[6]
Holdings [Text Block]	Portfolio Composition * % of Total Investments Financials 23.6% Industrials 12.9% Health Care 11.8% Consumer Discretionary 11.3% Information Technology 9.6% Materials 7.2% Consumer Staples 7.0% Utilities 5.0% Communication Services 4.7% Energy 3.8% Real Estate 3.0% Short-Term Investments 0.1% Geographic Composition * % of Total Investments Europe 60.2% Asia 27.5% Australia & New Zealand 11.0% North America 0.7% Middle East & Africa 0.5% Short-Term Investments 0.1%	[7]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin U.S. Core Dividend Tilt Index ETF
Shareholder Report [Line Items]
Fund Name	Franklin U.S. Core Dividend Tilt Index ETF
Class Name	Franklin U.S. Core Dividend Tilt Index ETF
Trading Symbol	UDIV
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin U.S. Core Dividend Tilt Index ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin U.S. Core Dividend Tilt Index ETF $3 0.06%	[8],[9]
Expenses Paid, Amount	$ 3
Expense Ratio, Percent	0.06%
Net Assets	$ 35,702,668
Holdings Count | $ / shares	283	[10]
Investment Company Portfolio Turnover	7.75%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $35,702,668 Total Number of Portfolio Holdings * 283 Portfolio Turnover Rate 7.75%	[10]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin U.S. Large Cap Multifactor Index ETF
Shareholder Report [Line Items]
Fund Name	Franklin U.S. Large Cap Multifactor Index ETF
Class Name	Franklin U.S. Large Cap Multifactor Index ETF
Trading Symbol	FLQL
Security Exchange Name	CboeBZX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin U.S. Large Cap Multifactor Index ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin U.S. Large Cap Multifactor Index ETF $8 0.15%	[11],[12]
Expenses Paid, Amount	$ 8
Expense Ratio, Percent	0.15%
Net Assets	$ 1,358,514,639
Holdings Count | $ / shares	215	[13]
Investment Company Portfolio Turnover	27.63%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $1,358,514,639 Total Number of Portfolio Holdings * 215 Portfolio Turnover Rate 27.63%	[13]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin U.S. Mid Cap Multifactor Index ETF
Shareholder Report [Line Items]
Fund Name	Franklin U.S. Mid Cap Multifactor Index ETF
Class Name	Franklin U.S. Mid Cap Multifactor Index ETF
Trading Symbol	FLQM
Security Exchange Name	CboeBZX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin U.S. Mid Cap Multifactor Index ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin U.S. Mid Cap Multifactor Index ETF $15 0.30%	[14],[15]
Expenses Paid, Amount	$ 15
Expense Ratio, Percent	0.30%
Net Assets	$ 1,037,146,231
Holdings Count | $ / shares	206	[16]
Investment Company Portfolio Turnover	12.12%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $1,037,146,231 Total Number of Portfolio Holdings * 206 Portfolio Turnover Rate 12.12%	[16]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin U.S. Small Cap Multifactor Index ETF
Shareholder Report [Line Items]
Fund Name	Franklin U.S. Small Cap Multifactor Index ETF
Class Name	Franklin U.S. Small Cap Multifactor Index ETF
Trading Symbol	FLQS
Security Exchange Name	CboeBZX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin U.S. Small Cap Multifactor Index ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin U.S. Small Cap Multifactor Index ETF $18 0.35%	[17],[18]
Expenses Paid, Amount	$ 18
Expense Ratio, Percent	0.35%
Net Assets	$ 42,328,976
Holdings Count | $ / shares	494	[19]
Investment Company Portfolio Turnover	11.53%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $42,328,976 Total Number of Portfolio Holdings * 494 Portfolio Turnover Rate 11.53%	[19]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin Disruptive Commerce ETF
Shareholder Report [Line Items]
Fund Name	Franklin Disruptive Commerce ETF
Class Name	Franklin Disruptive Commerce ETF
Trading Symbol	BUYZ
Security Exchange Name	CboeBZX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin Disruptive Commerce ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Franklin Disruptive Commerce ETF $26 0.50%	[20]
Expenses Paid, Amount	$ 26
Expense Ratio, Percent	0.50%
Net Assets	$ 10,309,728
Holdings Count | $ / shares	47	[21]
Investment Company Portfolio Turnover	1.79%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $10,309,728 Total Number of Portfolio Holdings * 47 Portfolio Turnover Rate 1.79%	[21]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin Dynamic Municipal Bond ETF
Shareholder Report [Line Items]
Fund Name	Franklin Dynamic Municipal Bond ETF
Class Name	Franklin Dynamic Municipal Bond ETF
Trading Symbol	FLMI
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin Dynamic Municipal Bond ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Franklin Dynamic Municipal Bond ETF $15 0.30%	[22]
Expenses Paid, Amount	$ 15
Expense Ratio, Percent	0.30%
Net Assets	$ 323,020,276
Holdings Count | $ / shares	604	[23]
Investment Company Portfolio Turnover	29.29%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $323,020,276 Total Number of Portfolio Holdings * 604 Portfolio Turnover Rate 29.29%	[23]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin Exponential Data ETF
Shareholder Report [Line Items]
Fund Name	Franklin Exponential Data ETF
Class Name	Franklin Exponential Data ETF
Trading Symbol	XDAT
Security Exchange Name	CboeBZX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin Exponential Data ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin Exponential Data ETF $25 0.49%	[24],[25]
Expenses Paid, Amount	$ 25
Expense Ratio, Percent	0.49%
Net Assets	$ 5,935,700
Holdings Count | $ / shares	42	[26]
Investment Company Portfolio Turnover	2.95%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $5,935,700 Total Number of Portfolio Holdings * 42 Portfolio Turnover Rate 2.95%	[26]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin Focused Growth ETF
Shareholder Report [Line Items]
Fund Name	Franklin Focused Growth ETF
Class Name	Franklin Focused Growth ETF
Trading Symbol	FFOG
Security Exchange Name	CboeBZX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin Focused Growth ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin Focused Growth ETF $29 0.55%	[27],[28]
Expenses Paid, Amount	$ 29
Expense Ratio, Percent	0.55%
Net Assets	$ 124,869,552
Holdings Count | $ / shares	28	[29]
Investment Company Portfolio Turnover	5.96%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $124,869,552 Total Number of Portfolio Holdings * 28 Portfolio Turnover Rate 5.96%	[29]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin Genomic Advancements ETF
Shareholder Report [Line Items]
Fund Name	Franklin Genomic Advancements ETF
Class Name	Franklin Genomic Advancements ETF
Trading Symbol	HELX
Security Exchange Name	CboeBZX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin Genomic Advancements ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Franklin Genomic Advancements ETF $25 0.50%	[30]
Expenses Paid, Amount	$ 25
Expense Ratio, Percent	0.50%
Net Assets	$ 9,720,388
Holdings Count | $ / shares	60	[31]
Investment Company Portfolio Turnover	5.37%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $9,720,388 Total Number of Portfolio Holdings * 60 Portfolio Turnover Rate 5.37%	[31]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin High Yield Corporate ETF
Shareholder Report [Line Items]
Fund Name	Franklin High Yield Corporate ETF
Class Name	Franklin High Yield Corporate ETF
Trading Symbol	FLHY
Security Exchange Name	CboeBZX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin High Yield Corporate ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Franklin High Yield Corporate ETF $21 0.40%	[32]
Expenses Paid, Amount	$ 21
Expense Ratio, Percent	0.40%
Net Assets	$ 573,901,475
Holdings Count | $ / shares	250	[33]
Investment Company Portfolio Turnover	13.05%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $573,901,475 Total Number of Portfolio Holdings * 250 Portfolio Turnover Rate 13.05%	[33]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin Income Equity Focus ETF
Shareholder Report [Line Items]
Fund Name	Franklin Income Equity Focus ETF
Class Name	Franklin Income Equity Focus ETF
Trading Symbol	INCE
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin Income Equity Focus ETF (previously known as Franklin U.S. Low Volatility ETF) for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Franklin Income Equity Focus ETF $15 0.29%	[34]
Expenses Paid, Amount	$ 15
Expense Ratio, Percent	0.29%
Net Assets	$ 96,117,012
Holdings Count | $ / shares	73	[35]
Investment Company Portfolio Turnover	5.92%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $96,117,012 Total Number of Portfolio Holdings * 73 Portfolio Turnover Rate 5.92%	[35]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin Income Focus ETF
Shareholder Report [Line Items]
Fund Name	Franklin Income Focus ETF
Class Name	Franklin Income Focus ETF
Trading Symbol	INCM
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin Income Focus ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Franklin Income Focus ETF $20 0.38%	[36]
Expenses Paid, Amount	$ 20
Expense Ratio, Percent	0.38%
Net Assets	$ 331,089,654
Holdings Count | $ / shares	225	[37]
Investment Company Portfolio Turnover	14.56%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $331,089,654 Total Number of Portfolio Holdings * 225 Portfolio Turnover Rate 14.56%	[37]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin Intelligent Machines ETF
Shareholder Report [Line Items]
Fund Name	Franklin Intelligent Machines ETF
Class Name	Franklin Intelligent Machines ETF
Trading Symbol	IQM
Security Exchange Name	CboeBZX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin Intelligent Machines ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Franklin Intelligent Machines ETF $26 0.50%	[38]
Expenses Paid, Amount	$ 26
Expense Ratio, Percent	0.50%
Net Assets	$ 25,309,849
Holdings Count | $ / shares	56	[39]
Investment Company Portfolio Turnover	5.23%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $25,309,849 Total Number of Portfolio Holdings * 56 Portfolio Turnover Rate 5.23%	[39]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin International Aggregate Bond ETF
Shareholder Report [Line Items]
Fund Name	Franklin International Aggregate Bond ETF
Class Name	Franklin International Aggregate Bond ETF
Trading Symbol	FLIA
Security Exchange Name	CboeBZX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin International Aggregate Bond ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Franklin International Aggregate Bond ETF $13 0.25%	[40]
Expenses Paid, Amount	$ 13
Expense Ratio, Percent	0.25%
Net Assets	$ 583,559,826
Holdings Count | $ / shares	84	[41]
Investment Company Portfolio Turnover	11.92%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $583,559,826 Total Number of Portfolio Holdings * 84 Portfolio Turnover Rate 11.92%	[41]
Holdings [Text Block]	Portfolio Composition * % of Total Investments Foreign Government and Agency Securities 97.0% Corporate Bonds & Notes 2.7% Short-Term Investments 0.3% Geographic Composition * % of Total Investments Europe 46.3% Asia 37.2% Supranationals 6.0% North America 5.2% Australia & New Zealand 3.0% Latin America & Caribbean 1.1% Middle East & Africa 0.9% Short-Term Investments 0.3%	[42]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin Investment Grade Corporate ETF
Shareholder Report [Line Items]
Fund Name	Franklin Investment Grade Corporate ETF
Class Name	Franklin Investment Grade Corporate ETF
Trading Symbol	FLCO
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin Investment Grade Corporate ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Franklin Investment Grade Corporate ETF $18 0.35%	[43]
Expenses Paid, Amount	$ 18
Expense Ratio, Percent	0.35%
Net Assets	$ 579,919,649
Holdings Count | $ / shares	192	[44]
Investment Company Portfolio Turnover	0.177%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $579,919,649 Total Number of Portfolio Holdings * 192 Portfolio Turnover Rate 17.70%	[44]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin Municipal Green Bond ETF
Shareholder Report [Line Items]
Fund Name	Franklin Municipal Green Bond ETF
Class Name	Franklin Municipal Green Bond ETF
Trading Symbol	FLMB
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin Municipal Green Bond ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Franklin Municipal Green Bond ETF $15 0.30%	[45]
Expenses Paid, Amount	$ 15
Expense Ratio, Percent	0.30%
Net Assets	$ 107,553,147
Holdings Count | $ / shares	133	[46]
Investment Company Portfolio Turnover	14.45%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $107,553,147 Total Number of Portfolio Holdings * 133 Portfolio Turnover Rate 14.45%	[46]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin Senior Loan ETF
Shareholder Report [Line Items]
Fund Name	Franklin Senior Loan ETF
Class Name	Franklin Senior Loan ETF
Trading Symbol	FLBL
Security Exchange Name	CboeBZX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin Senior Loan ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Franklin Senior Loan ETF $23 0.45%	[47]
Expenses Paid, Amount	$ 23
Expense Ratio, Percent	0.45%
Net Assets	$ 586,516,720
Holdings Count | $ / shares	271	[48]
Investment Company Portfolio Turnover	7.92%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $586,516,720 Total Number of Portfolio Holdings * 271 Portfolio Turnover Rate 7.92%	[48]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin Systematic Style Premia ETF
Shareholder Report [Line Items]
Fund Name	Franklin Systematic Style Premia ETF
Class Name	Franklin Systematic Style Premia ETF
Trading Symbol	FLSP
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin Systematic Style Premia ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin Systematic Style Premia ETF $31 0.62%	[49],[50]
Expenses Paid, Amount	$ 31
Expense Ratio, Percent	0.62%
Net Assets	$ 205,770,210
Holdings Count | $ / shares	336	[51]
Investment Company Portfolio Turnover	58.20%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $205,770,210 Total Number of Portfolio Holdings * 336 Portfolio Turnover Rate 58.20%	[51]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin U.S. Core Bond ETF
Shareholder Report [Line Items]
Fund Name	Franklin U.S. Core Bond ETF
Class Name	Franklin U.S. Core Bond ETF
Trading Symbol	FLCB
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin U.S. Core Bond ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin U.S. Core Bond ETF $8 0.15%	[52],[53]
Expenses Paid, Amount	$ 8
Expense Ratio, Percent	0.15%
Net Assets	$ 2,372,441,204
Holdings Count | $ / shares	397	[54]
Investment Company Portfolio Turnover	9.93%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $2,372,441,204 Total Number of Portfolio Holdings * 397 Portfolio Turnover Rate 9.93%	[54]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin U.S. Treasury Bond ETF
Shareholder Report [Line Items]
Fund Name	Franklin U.S. Treasury Bond ETF
Class Name	Franklin U.S. Treasury Bond ETF
Trading Symbol	FLGV
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin U.S. Treasury Bond ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin U.S. Treasury Bond ETF $5 0.09%	[55],[56]
Expenses Paid, Amount	$ 5
Expense Ratio, Percent	0.09%
Net Assets	$ 886,948,865
Holdings Count | $ / shares	25	[57]
Investment Company Portfolio Turnover	102.49%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $886,948,865 Total Number of Portfolio Holdings * 25 Portfolio Turnover Rate 102.49%	[57]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin Ultra Short Bond ETF
Shareholder Report [Line Items]
Fund Name	Franklin Ultra Short Bond ETF
Class Name	Franklin Ultra Short Bond ETF
Trading Symbol	FLUD
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin Ultra Short Bond ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin Ultra Short Bond ETF $4 0.07%	[58],[59]
Expenses Paid, Amount	$ 4
Expense Ratio, Percent	0.07%
Net Assets	$ 6,242,950
Holdings Count | $ / shares	36	[60]
Investment Company Portfolio Turnover	74.68%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $6,242,950 Total Number of Portfolio Holdings * 36 Portfolio Turnover Rate 74.68%	[60]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin FTSE Asia ex Japan ETF
Shareholder Report [Line Items]
Fund Name	Franklin FTSE Asia Ex Japan ETF
Class Name	Franklin FTSE Asia Ex Japan ETF
Trading Symbol	FLAX
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin FTSE Asia Ex Japan ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin FTSE Asia Ex Japan ETF $10 0.19%	[61],[62]
Expenses Paid, Amount	$ 10
Expense Ratio, Percent	0.19%
Net Assets	$ 30,317,607
Holdings Count | $ / shares	1,567	[63]
Investment Company Portfolio Turnover	2.64%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $30,317,607 Total Number of Portfolio Holdings * 1,567 Portfolio Turnover Rate 2.64%	[63]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin FTSE Australia ETF
Shareholder Report [Line Items]
Fund Name	Franklin FTSE Australia ETF
Class Name	Franklin FTSE Australia ETF
Trading Symbol	FLAU
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin FTSE Australia ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin FTSE Australia ETF $5 0.09%	[64],[65]
Expenses Paid, Amount	$ 5
Expense Ratio, Percent	0.09%
Net Assets	$ 59,935,602
Holdings Count | $ / shares	106	[66]
Investment Company Portfolio Turnover	2.28%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $59,935,602 Total Number of Portfolio Holdings * 106 Portfolio Turnover Rate 2.28%	[66]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin FTSE Brazil ETF
Shareholder Report [Line Items]
Fund Name	Franklin FTSE Brazil ETF
Class Name	Franklin FTSE Brazil ETF
Trading Symbol	FLBR
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin FTSE Brazil ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin FTSE Brazil ETF $9 0.19%	[67],[68]
Expenses Paid, Amount	$ 9
Expense Ratio, Percent	0.19%
Net Assets	$ 164,862,294
Holdings Count | $ / shares	84	[69]
Investment Company Portfolio Turnover	9.32%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $164,862,294 Total Number of Portfolio Holdings * 84 Portfolio Turnover Rate 9.32%	[69]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin FTSE Canada ETF
Shareholder Report [Line Items]
Fund Name	Franklin FTSE Canada ETF
Class Name	Franklin FTSE Canada ETF
Trading Symbol	FLCA
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin FTSE Canada ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin FTSE Canada ETF $5 0.09%	[70],[71]
Expenses Paid, Amount	$ 5
Expense Ratio, Percent	0.09%
Net Assets	$ 412,387,329
Holdings Count | $ / shares	51	[72]
Investment Company Portfolio Turnover	1.88%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $412,387,329 Total Number of Portfolio Holdings * 51 Portfolio Turnover Rate 1.88%	[72]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin FTSE China ETF
Shareholder Report [Line Items]
Fund Name	Franklin FTSE China ETF
Class Name	Franklin FTSE China ETF
Trading Symbol	FLCH
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin FTSE China ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin FTSE China ETF $11 0.19%	[73],[74]
Expenses Paid, Amount	$ 11
Expense Ratio, Percent	0.19%
Net Assets	$ 139,562,756
Holdings Count | $ / shares	951	[75]
Investment Company Portfolio Turnover	5.63%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $139,562,756 Total Number of Portfolio Holdings * 951 Portfolio Turnover Rate 5.63%	[75]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin FTSE Europe ETF
Shareholder Report [Line Items]
Fund Name	Franklin FTSE Europe ETF
Class Name	Franklin FTSE Europe ETF
Trading Symbol	FLEE
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin FTSE Europe ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin FTSE Europe ETF $5 0.09%	[76],[77]
Expenses Paid, Amount	$ 5
Expense Ratio, Percent	0.09%
Net Assets	$ 86,873,740
Holdings Count | $ / shares	521	[78]
Investment Company Portfolio Turnover	3.67%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $86,873,740 Total Number of Portfolio Holdings * 521 Portfolio Turnover Rate 3.67%	[78]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin FTSE Eurozone ETF
Shareholder Report [Line Items]
Fund Name	Franklin FTSE Eurozone ETF
Class Name	Franklin FTSE Eurozone ETF
Trading Symbol	FLEU
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin FTSE Eurozone ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin FTSE Eurozone ETF $5 0.09%	[79],[80]
Expenses Paid, Amount	$ 5
Expense Ratio, Percent	0.09%
Net Assets	$ 21,478,090
Holdings Count | $ / shares	270	[81]
Investment Company Portfolio Turnover	2.37%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $21,478,090 Total Number of Portfolio Holdings * 270 Portfolio Turnover Rate 2.37%	[81]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin FTSE Germany ETF
Shareholder Report [Line Items]
Fund Name	Franklin FTSE Germany ETF
Class Name	Franklin FTSE Germany ETF
Trading Symbol	FLGR
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin FTSE Germany ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin FTSE Germany ETF $5 0.09%	[82],[83]
Expenses Paid, Amount	$ 5
Expense Ratio, Percent	0.09%
Net Assets	$ 31,809,006
Holdings Count | $ / shares	69	[84]
Investment Company Portfolio Turnover	2.38%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $31,809,006 Total Number of Portfolio Holdings * 69 Portfolio Turnover Rate 2.38%	[84]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin FTSE Hong Kong ETF
Shareholder Report [Line Items]
Fund Name	Franklin FTSE Hong Kong ETF
Class Name	Franklin FTSE Hong Kong ETF
Trading Symbol	FLHK
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin FTSE Hong Kong ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin FTSE Hong Kong ETF $5 0.09%	[85],[86]
Expenses Paid, Amount	$ 5
Expense Ratio, Percent	0.09%
Net Assets	$ 13,733,981
Holdings Count | $ / shares	72	[87]
Investment Company Portfolio Turnover	3.94%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $13,733,981 Total Number of Portfolio Holdings * 72 Portfolio Turnover Rate 3.94%	[87]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin FTSE India ETF
Shareholder Report [Line Items]
Fund Name	Franklin FTSE India ETF
Class Name	Franklin FTSE India ETF
Trading Symbol	FLIN
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin FTSE India ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin FTSE India ETF $10 0.19%	[88],[89]
Expenses Paid, Amount	$ 10
Expense Ratio, Percent	0.19%
Net Assets	$ 1,812,150,182
Holdings Count | $ / shares	245	[90]
Investment Company Portfolio Turnover	2.83%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $1,812,150,182 Total Number of Portfolio Holdings * 245 Portfolio Turnover Rate 2.83%	[90]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin FTSE Japan ETF
Shareholder Report [Line Items]
Fund Name	Franklin FTSE Japan ETF
Class Name	Franklin FTSE Japan ETF
Trading Symbol	FLJP
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin FTSE Japan ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin FTSE Japan ETF $5 0.09%	[91],[92]
Expenses Paid, Amount	$ 5
Expense Ratio, Percent	0.09%
Net Assets	$ 2,100,944,485
Holdings Count | $ / shares	497	[93]
Investment Company Portfolio Turnover	2.24%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $2,100,944,485 Total Number of Portfolio Holdings * 497 Portfolio Turnover Rate 2.24%	[93]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin FTSE Japan Hedged ETF
Shareholder Report [Line Items]
Fund Name	Franklin FTSE Japan Hedged ETF
Class Name	Franklin FTSE Japan Hedged ETF
Trading Symbol	FLJH
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin FTSE Japan Hedged ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin FTSE Japan Hedged ETF $4 0.09%	[94],[95]
Expenses Paid, Amount	$ 4
Expense Ratio, Percent	0.09%
Net Assets	$ 72,846,338
Holdings Count | $ / shares	487	[96]
Investment Company Portfolio Turnover	8.61%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $72,846,338 Total Number of Portfolio Holdings * 487 Portfolio Turnover Rate 8.61%	[96]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin FTSE Latin America ETF
Shareholder Report [Line Items]
Fund Name	Franklin FTSE Latin America ETF
Class Name	Franklin FTSE Latin America ETF
Trading Symbol	FLLA
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin FTSE Latin America ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin FTSE Latin America ETF $9 0.19%	[97],[98]
Expenses Paid, Amount	$ 9
Expense Ratio, Percent	0.19%
Net Assets	$ 52,180,559
Holdings Count | $ / shares	147	[99]
Investment Company Portfolio Turnover	4.45%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $52,180,559 Total Number of Portfolio Holdings * 147 Portfolio Turnover Rate 4.45%	[99]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin FTSE Mexico ETF
Shareholder Report [Line Items]
Fund Name	Franklin FTSE Mexico ETF
Class Name	Franklin FTSE Mexico ETF
Trading Symbol	FLMX
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin FTSE Mexico ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin FTSE Mexico ETF $9 0.19%	[100],[101]
Expenses Paid, Amount	$ 9
Expense Ratio, Percent	0.19%
Net Assets	$ 94,929,551
Holdings Count | $ / shares	40	[102]
Investment Company Portfolio Turnover	4.23%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $94,929,551 Total Number of Portfolio Holdings * 40 Portfolio Turnover Rate 4.23%	[102]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin FTSE Saudi Arabia ETF
Shareholder Report [Line Items]
Fund Name	Franklin FTSE Saudi Arabia ETF
Class Name	Franklin FTSE Saudi Arabia ETF
Trading Symbol	FLSA
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin FTSE Saudi Arabia ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin FTSE Saudi Arabia ETF $19 0.39%	[103],[104]
Expenses Paid, Amount	$ 19
Expense Ratio, Percent	0.39%
Net Assets	$ 18,350,016
Holdings Count | $ / shares	64	[105]
Investment Company Portfolio Turnover	8.88%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $18,350,016 Total Number of Portfolio Holdings * 64 Portfolio Turnover Rate 8.88%	[105]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin FTSE South Korea ETF
Shareholder Report [Line Items]
Fund Name	Franklin FTSE South Korea ETF
Class Name	Franklin FTSE South Korea ETF
Trading Symbol	FLKR
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin FTSE South Korea ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin FTSE South Korea ETF $4 0.09%	[106],[107]
Expenses Paid, Amount	$ 4
Expense Ratio, Percent	0.09%
Net Assets	$ 120,538,120
Holdings Count | $ / shares	158	[108]
Investment Company Portfolio Turnover	7.47%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $120,538,120 Total Number of Portfolio Holdings * 158 Portfolio Turnover Rate 7.47%	[108]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin FTSE Switzerland ETF
Shareholder Report [Line Items]
Fund Name	Franklin FTSE Switzerland ETF
Class Name	Franklin FTSE Switzerland ETF
Trading Symbol	FLSW
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin FTSE Switzerland ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin FTSE Switzerland ETF $5 0.09%	[109],[110]
Expenses Paid, Amount	$ 5
Expense Ratio, Percent	0.09%
Net Assets	$ 57,839,669
Holdings Count | $ / shares	54	[111]
Investment Company Portfolio Turnover	3.49%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $57,839,669 Total Number of Portfolio Holdings * 54 Portfolio Turnover Rate 3.49%	[111]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin FTSE Taiwan ETF
Shareholder Report [Line Items]
Fund Name	Franklin FTSE Taiwan ETF
Class Name	Franklin FTSE Taiwan ETF
Trading Symbol	FLTW
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin FTSE Taiwan ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin FTSE Taiwan ETF $10 0.19%	[112],[113]
Expenses Paid, Amount	$ 10
Expense Ratio, Percent	0.19%
Net Assets	$ 271,358,116
Holdings Count | $ / shares	130	[114]
Investment Company Portfolio Turnover	26.97%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $271,358,116 Total Number of Portfolio Holdings * 130 Portfolio Turnover Rate 26.97%	[114]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin FTSE United Kingdom ETF
Shareholder Report [Line Items]
Fund Name	Franklin FTSE United Kingdom ETF
Class Name	Franklin FTSE United Kingdom ETF
Trading Symbol	FLGB
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin FTSE United Kingdom ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin FTSE United Kingdom ETF $5 0.09%	[115],[116]
Expenses Paid, Amount	$ 5
Expense Ratio, Percent	0.09%
Net Assets	$ 731,907,856
Holdings Count | $ / shares	104	[117]
Investment Company Portfolio Turnover	4.58%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $731,907,856 Total Number of Portfolio Holdings * 104 Portfolio Turnover Rate 4.58%	[117]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
BrandywineGLOBAL-Dynamic US Large Cap Value ETF
Shareholder Report [Line Items]
Fund Name	BrandywineGLOBAL-Dynamic US Large Cap Value ETF
Class Name	BrandywineGLOBAL-Dynamic US Large Cap Value ETF
Trading Symbol	DVAL
Security Exchange Name	NASDAQ
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about BrandywineGLOBAL-Dynamic US Large Cap Value ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † BrandywineGLOBAL-Dynamic US Large Cap Value ETF $25 0.49%	[118],[119]
Expenses Paid, Amount	$ 25
Expense Ratio, Percent	0.49%
Net Assets	$ 116,319,447
Holdings Count | $ / shares	116	[120]
Investment Company Portfolio Turnover	33.79%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $116,319,447 Total Number of Portfolio Holdings * 116 Portfolio Turnover Rate 33.79%	[120]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
BrandywineGLOBAL-U.S. Fixed Income ETF
Shareholder Report [Line Items]
Fund Name	BrandywineGLOBAL - U.S. Fixed Income ETF
Class Name	BrandywineGLOBAL - U.S. Fixed Income ETF
Trading Symbol	USFI
Security Exchange Name	NASDAQ
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about BrandywineGLOBAL - U.S. Fixed Income ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † BrandywineGLOBAL - U.S. Fixed Income ETF $20 0.39%	[121],[122]
Expenses Paid, Amount	$ 20
Expense Ratio, Percent	0.39%
Net Assets	$ 12,697,989
Holdings Count | $ / shares	21	[123]
Investment Company Portfolio Turnover	24.85%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $12,697,989 Total Number of Portfolio Holdings * 21 Portfolio Turnover Rate 24.85%	[123]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
ClearBridge Sustainable Infrastructure ETF
Shareholder Report [Line Items]
Fund Name	ClearBridge Sustainable Infrastructure ETF
Class Name	ClearBridge Sustainable Infrastructure ETF
Trading Symbol	INFR
Security Exchange Name	NASDAQ
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about ClearBridge Sustainable Infrastructure ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † ClearBridge Sustainable Infrastructure ETF $31 0.59%	[124],[125]
Expenses Paid, Amount	$ 31
Expense Ratio, Percent	0.59%
Net Assets	$ 9,210,008
Holdings Count | $ / shares	33	[126]
Investment Company Portfolio Turnover	5.70%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $9,210,008 Total Number of Portfolio Holdings * 33 Portfolio Turnover Rate 5.70%	[126]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Western Asset Bond ETF
Shareholder Report [Line Items]
Fund Name	Western Asset Bond ETF
Class Name	Western Asset Bond ETF
Trading Symbol	WABF
Security Exchange Name	NASDAQ
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Western Asset Bond ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Western Asset Bond ETF $18 0.35%	[127],[128]
Expenses Paid, Amount	$ 18
Expense Ratio, Percent	0.35%
Net Assets	$ 42,333,867
Holdings Count | $ / shares	556	[129]
Investment Company Portfolio Turnover	32.73%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $42,333,867 Total Number of Portfolio Holdings * 556 Portfolio Turnover Rate 32.73%	[129]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Martin Currie Sustainable International Equity ETF
Shareholder Report [Line Items]
Fund Name	Martin Currie Sustainable International Equity ETF
Class Name	Martin Currie Sustainable International Equity ETF
Trading Symbol	MCSE
Security Exchange Name	NASDAQ
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Martin Currie Sustainable International Equity ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Martin Currie Sustainable International Equity ETF $29 0.59%	[130]
Expenses Paid, Amount	$ 29
Expense Ratio, Percent	0.59%
Net Assets	$ 33,357,267
Holdings Count | $ / shares	25	[131]
Investment Company Portfolio Turnover	9.62%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $33,357,267 Total Number of Portfolio Holdings * 25 Portfolio Turnover Rate 9.62%	[131]
Holdings [Text Block]	Portfolio Composition * % of Total Investments Health Care 27.6% Information Technology 21.7% Industrials 16.3% Consumer Discretionary 14.1% Materials 7.8% Financials 6.5% Consumer Staples 6.0% Geographic Composition * % of Total Investments Europe 79.8% North America 16.3% Australia & New Zealand 3.9%	[132]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin U.S. Equity Index ETF
Shareholder Report [Line Items]
Fund Name	Franklin U.S. Equity Index ETF
Class Name	Franklin U.S. Equity Index ETF
Trading Symbol	USPX
Security Exchange Name	NYSEArca
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin U.S. Equity Index ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * , † Franklin U.S. Equity Index ETF $2 0.03%	[133],[134]
Expenses Paid, Amount	$ 2
Expense Ratio, Percent	0.03%
Net Assets	$ 1,123,175,133
Holdings Count | $ / shares	571	[135]
Investment Company Portfolio Turnover	1.68%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets $1,123,175,133 Total Number of Portfolio Holdings * 571 Portfolio Turnover Rate 1.68%	[135]
Holdings [Text Block]
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
Franklin FTSE Russia ETF
Shareholder Report [Line Items]
Fund Name	Franklin FTSE Russia ETF
Class Name	Franklin FTSE Russia ETF
Trading Symbol	FLRU
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about Franklin FTSE Russia ETF for the period April 1, 2024, to September 30, 2024.
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) DIAL BEN/342-5236 .
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	(800) DIAL BEN/342-5236
Additional Information Website	https://www.franklintempleton.com/regulatory-fund-documents
Expenses [Text Block]	WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Franklin FTSE Russia ETF $0 0.00%	[136]
Expenses Paid, Amount	$ 0
Expense Ratio, Percent	0%
Net Assets	$ 4,719	[137]
Holdings Count | $ / shares	36
Investment Company Portfolio Turnover	0%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (as of September 30, 2024) Total Net Assets * $4,719 Total Number of Portfolio Holdings 36 Portfolio Turnover Rate 0.00%	[137]
Holdings [Text Block]
Material Fund Change [Text Block]	HOW HAS THE FUND CHANGED? The Fund is in the process of liquidating its assets and winding up its business pursuant to a plan of liquidation. For more complete information, you may review the Fund’s current prospectus and any applicable supplements at https://www.franklintempleton.com/regulatory-fund-documents or upon request at (800) DIAL BEN/342-5236 or prospectus franklintempleton.com .
Updated Prospectus Phone Number	(800) DIAL BEN/342-5236
Updated Prospectus Email Address	prospectus@franklintempleton.com
Updated Prospectus Web Address	https://www.franklintempleton.com/regulatory-fund-documents
[1] * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. † Annualized. * Does not include derivatives, except purchased options, if any. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. † Annualized. * Does not include derivatives, except purchased options, if any. † Annualized. * Does not include derivatives, except purchased options, if any. † Annualized. * Does not include derivatives, except purchased options, if any. † Annualized. * Does not include derivatives, except purchased options, if any. † Annualized. * Does not include derivatives, except purchased options, if any. † Annualized. * Does not include derivatives, except purchased options, if any. * Does not include derivatives, except purchased options, if any. † Annualized. * Does not include derivatives, except purchased options, if any. † Annualized. * Does not include derivatives, except purchased options, if any. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. † Annualized. * Does not include derivatives, except purchased options, if any. * Does not include derivatives, except purchased options, if any. * Reflects fee waivers and/or expense reimbursements, without which expenses would have been higher. † Annualized. * Does not include derivatives, except purchased options, if any. † Annualized. * As of September 30, 2024, the Fund’s portfolio was comprised of Russian equity securities (fair valued at $0) and USD cash.

Shareholder Report, Holdings (D

Label	Element	Value
Franklin Emerging Market Core Dividend Tilt Index ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	27.30%
Franklin Emerging Market Core Dividend Tilt Index ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	25%
Franklin Emerging Market Core Dividend Tilt Index ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	9.10%
Franklin Emerging Market Core Dividend Tilt Index ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	8.60%
Franklin Emerging Market Core Dividend Tilt Index ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.50%
Franklin Emerging Market Core Dividend Tilt Index ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5.50%
Franklin Emerging Market Core Dividend Tilt Index ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5.20%
Franklin Emerging Market Core Dividend Tilt Index ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5%
Franklin Emerging Market Core Dividend Tilt Index ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.10%
Franklin Emerging Market Core Dividend Tilt Index ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.60%
Franklin Emerging Market Core Dividend Tilt Index ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.10%
Franklin Emerging Market Core Dividend Tilt Index ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0%

Shareholder Report, Holdings _2

Label	Element	Value
Franklin International Core Dividend Tilt Index ETF | Europe [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	60.20%
Franklin International Core Dividend Tilt Index ETF | Asia [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	27.50%
Franklin International Core Dividend Tilt Index ETF | Australia & New Zealand [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	11%
Franklin International Core Dividend Tilt Index ETF | North America [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.70%
Franklin International Core Dividend Tilt Index ETF | Middle East & Africa [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.50%
Franklin International Core Dividend Tilt Index ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.10%
Franklin International Core Dividend Tilt Index ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	23.60%
Franklin International Core Dividend Tilt Index ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	12.90%
Franklin International Core Dividend Tilt Index ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	11.80%
Franklin International Core Dividend Tilt Index ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	11.30%
Franklin International Core Dividend Tilt Index ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	9.60%
Franklin International Core Dividend Tilt Index ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	7.20%
Franklin International Core Dividend Tilt Index ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	7%
Franklin International Core Dividend Tilt Index ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5%
Franklin International Core Dividend Tilt Index ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.70%
Franklin International Core Dividend Tilt Index ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.80%
Franklin International Core Dividend Tilt Index ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3%
Franklin International Core Dividend Tilt Index ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.10%

Shareholder Report, Holdings _3

Label	Element	Value
Franklin U.S. Core Dividend Tilt Index ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	33.80%
Franklin U.S. Core Dividend Tilt Index ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	11.50%
Franklin U.S. Core Dividend Tilt Index ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	10.30%
Franklin U.S. Core Dividend Tilt Index ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	8.80%
Franklin U.S. Core Dividend Tilt Index ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	8.20%
Franklin U.S. Core Dividend Tilt Index ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.30%
Franklin U.S. Core Dividend Tilt Index ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5.40%
Franklin U.S. Core Dividend Tilt Index ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5.10%
Franklin U.S. Core Dividend Tilt Index ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.70%
Franklin U.S. Core Dividend Tilt Index ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.20%
Franklin U.S. Core Dividend Tilt Index ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.70%
Franklin U.S. Core Dividend Tilt Index ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0%

Shareholder Report, Holdings _4

Label	Element	Value
Franklin U.S. Large Cap Multifactor Index ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	33.60%
Franklin U.S. Large Cap Multifactor Index ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	15.30%
Franklin U.S. Large Cap Multifactor Index ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	10.70%
Franklin U.S. Large Cap Multifactor Index ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	9.70%
Franklin U.S. Large Cap Multifactor Index ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	9.50%
Franklin U.S. Large Cap Multifactor Index ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	8.30%
Franklin U.S. Large Cap Multifactor Index ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6%
Franklin U.S. Large Cap Multifactor Index ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.60%
Franklin U.S. Large Cap Multifactor Index ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.60%
Franklin U.S. Large Cap Multifactor Index ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.40%
Franklin U.S. Large Cap Multifactor Index ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1%
Franklin U.S. Large Cap Multifactor Index ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.30%

Shareholder Report, Holdings _5

Label	Element	Value
Franklin U.S. Mid Cap Multifactor Index ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	23.10%
Franklin U.S. Mid Cap Multifactor Index ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	19.20%
Franklin U.S. Mid Cap Multifactor Index ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	12.30%
Franklin U.S. Mid Cap Multifactor Index ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	11.80%
Franklin U.S. Mid Cap Multifactor Index ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	10.20%
Franklin U.S. Mid Cap Multifactor Index ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.90%
Franklin U.S. Mid Cap Multifactor Index ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.70%
Franklin U.S. Mid Cap Multifactor Index ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.60%
Franklin U.S. Mid Cap Multifactor Index ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4%
Franklin U.S. Mid Cap Multifactor Index ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2%
Franklin U.S. Mid Cap Multifactor Index ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.10%
Franklin U.S. Mid Cap Multifactor Index ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.10%

Shareholder Report, Holdings _6

Label	Element	Value
Franklin U.S. Small Cap Multifactor Index ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	23.60%
Franklin U.S. Small Cap Multifactor Index ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	15.60%
Franklin U.S. Small Cap Multifactor Index ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	14.30%
Franklin U.S. Small Cap Multifactor Index ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	11.10%
Franklin U.S. Small Cap Multifactor Index ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	8.40%
Franklin U.S. Small Cap Multifactor Index ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.70%
Franklin U.S. Small Cap Multifactor Index ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5%
Franklin U.S. Small Cap Multifactor Index ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.80%
Franklin U.S. Small Cap Multifactor Index ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.20%
Franklin U.S. Small Cap Multifactor Index ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.90%
Franklin U.S. Small Cap Multifactor Index ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.40%
Franklin U.S. Small Cap Multifactor Index ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0%

Shareholder Report, Holdings _7

Label	Element	Value
Franklin Disruptive Commerce ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	37.50%
Franklin Disruptive Commerce ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	22%
Franklin Disruptive Commerce ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	13.60%
Franklin Disruptive Commerce ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	9%
Franklin Disruptive Commerce ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	7.80%
Franklin Disruptive Commerce ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	7.10%
Franklin Disruptive Commerce ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.60%
Franklin Disruptive Commerce ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.40%

Shareholder Report, Holdings _8

Label	Element	Value
Franklin Dynamic Municipal Bond ETF | Industrial Dev. Revenue and Pollution Control [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	26.80%
Franklin Dynamic Municipal Bond ETF | Special Tax [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	18.90%
Franklin Dynamic Municipal Bond ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	15.40%
Franklin Dynamic Municipal Bond ETF | Housing [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	13.90%
Franklin Dynamic Municipal Bond ETF | Education [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	7.90%
Franklin Dynamic Municipal Bond ETF | Local [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	7.80%
Franklin Dynamic Municipal Bond ETF | Transportation [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.80%
Franklin Dynamic Municipal Bond ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.50%
Franklin Dynamic Municipal Bond ETF | State General Obligation [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.40%
Franklin Dynamic Municipal Bond ETF | Lease [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.20%
Franklin Dynamic Municipal Bond ETF | Other Revenue Bonds [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.20%
Franklin Dynamic Municipal Bond ETF | Refunded [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1%
Franklin Dynamic Municipal Bond ETF | Other [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.20%

Shareholder Report, Holdings _9

Label	Element	Value
Franklin Exponential Data ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	67.20%
Franklin Exponential Data ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	16.50%
Franklin Exponential Data ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.60%
Franklin Exponential Data ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.10%
Franklin Exponential Data ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.50%
Franklin Exponential Data ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.10%

Shareholder Report, Holdings_10

Label	Element	Value
Franklin Focused Growth ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	48.70%
Franklin Focused Growth ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	13.20%
Franklin Focused Growth ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	13%
Franklin Focused Growth ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	10.40%
Franklin Focused Growth ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5.20%
Franklin Focused Growth ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5%
Franklin Focused Growth ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.70%
Franklin Focused Growth ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.80%

Shareholder Report, Holdings_11

Label	Element	Value
Franklin Genomic Advancements ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	95.50%
Franklin Genomic Advancements ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.30%
Franklin Genomic Advancements ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2%
Franklin Genomic Advancements ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.20%

Shareholder Report, Holdings_12

Label	Element	Value
Franklin High Yield Corporate ETF | Corporate Bonds & Notes [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	95.30%
Franklin High Yield Corporate ETF | Senior Floating Rate Interests [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.50%
Franklin High Yield Corporate ETF | Common Stocks [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0%
Franklin High Yield Corporate ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.20%

Shareholder Report, Holdings_13

Label	Element	Value
Franklin Income Equity Focus ETF | Other [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	32%
Franklin Income Equity Focus ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	11%
Franklin Income Equity Focus ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	10.30%
Franklin Income Equity Focus ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	7.60%
Franklin Income Equity Focus ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	7.40%
Franklin Income Equity Focus ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.10%
Franklin Income Equity Focus ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.10%
Franklin Income Equity Focus ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5.80%
Franklin Income Equity Focus ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5%
Franklin Income Equity Focus ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.70%
Franklin Income Equity Focus ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.10%
Franklin Income Equity Focus ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.90%

Shareholder Report, Holdings_14

Label	Element	Value
Franklin Income Focus ETF | Corporate Bonds & Notes [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	41.20%
Franklin Income Focus ETF | Common Stocks [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	30.10%
Franklin Income Focus ETF | Equity-Linked Securities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	16.40%
Franklin Income Focus ETF | U.S. Government & Agency Securities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	11.20%
Franklin Income Focus ETF | Preferred Stocks [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.10%

Shareholder Report, Holdings_15

Label	Element	Value
Franklin Intelligent Machines ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	75.90%
Franklin Intelligent Machines ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	11.50%
Franklin Intelligent Machines ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	8.70%
Franklin Intelligent Machines ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.90%

Shareholder Report, Holdings_16

Label	Element	Value
Franklin International Aggregate Bond ETF | Europe [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	46.30%
Franklin International Aggregate Bond ETF | Asia [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	37.20%
Franklin International Aggregate Bond ETF | Supranationals [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6%
Franklin International Aggregate Bond ETF | North America [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5.20%
Franklin International Aggregate Bond ETF | Australia & New Zealand [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3%
Franklin International Aggregate Bond ETF | Latin America & Caribbean [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.10%
Franklin International Aggregate Bond ETF | Middle East & Africa [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.90%
Franklin International Aggregate Bond ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.30%
Franklin International Aggregate Bond ETF | Foreign Government and Agency Securities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	97%
Franklin International Aggregate Bond ETF | Corporate Bonds & Notes [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.70%
Franklin International Aggregate Bond ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.30%

Shareholder Report, Holdings_17

Label	Element	Value
Franklin Investment Grade Corporate ETF | Corporate Bonds & Notes [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	95.80%
Franklin Investment Grade Corporate ETF | U.S. Government & Agency Securities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.30%
Franklin Investment Grade Corporate ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.90%

Shareholder Report, Holdings_18

Label	Element	Value
Franklin Municipal Green Bond ETF | Industrial Dev. Revenue and Pollution Control [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	16%
Franklin Municipal Green Bond ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	15.90%
Franklin Municipal Green Bond ETF | Transportation [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	14.20%
Franklin Municipal Green Bond ETF | Lease [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	13.50%
Franklin Municipal Green Bond ETF | Housing [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	10.90%
Franklin Municipal Green Bond ETF | Special Tax [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	9.90%
Franklin Municipal Green Bond ETF | Education [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.90%
Franklin Municipal Green Bond ETF | Local [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5.90%
Franklin Municipal Green Bond ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.80%
Franklin Municipal Green Bond ETF | Other Revenue Bonds [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.80%
Franklin Municipal Green Bond ETF | Refunded [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.10%
Franklin Municipal Green Bond ETF | State General Obligation [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.10%

Shareholder Report, Holdings_19

Label	Element	Value
Franklin Senior Loan ETF | Senior Floating Rate Interests [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	85%
Franklin Senior Loan ETF | Corporate Bonds & Notes [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.80%
Franklin Senior Loan ETF | Asset-Backed Securities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.30%
Franklin Senior Loan ETF | Common Stocks [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.10%
Franklin Senior Loan ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	9.80%

Shareholder Report, Holdings_20

Label	Element	Value
Franklin Systematic Style Premia ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	11.60%
Franklin Systematic Style Premia ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	8.50%
Franklin Systematic Style Premia ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	7.50%
Franklin Systematic Style Premia ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.70%
Franklin Systematic Style Premia ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.50%
Franklin Systematic Style Premia ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.40%
Franklin Systematic Style Premia ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.60%
Franklin Systematic Style Premia ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.60%
Franklin Systematic Style Premia ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.50%
Franklin Systematic Style Premia ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.80%
Franklin Systematic Style Premia ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.20%
Franklin Systematic Style Premia ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	45.10%

Shareholder Report, Holdings_21

Label	Element	Value
Franklin U.S. Core Bond ETF | U.S. Government & Agency Securities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	65.50%
Franklin U.S. Core Bond ETF | Corporate Bonds & Notes [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	29%
Franklin U.S. Core Bond ETF | Commercial Mortgage-Backed Securities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.80%
Franklin U.S. Core Bond ETF | Municipal Bonds [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.80%
Franklin U.S. Core Bond ETF | Foreign Government and Agency Securities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.60%
Franklin U.S. Core Bond ETF | Asset-Backed Securities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.30%
Franklin U.S. Core Bond ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2%

Shareholder Report, Holdings_22

Label	Element	Value
Franklin U.S. Treasury Bond ETF | U.S. Government & Agency Securities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	99.60%
Franklin U.S. Treasury Bond ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.40%

Shareholder Report, Holdings_23

Label	Element	Value
Franklin Ultra Short Bond ETF | Corporate Bonds & Notes [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	67.40%
Franklin Ultra Short Bond ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	32.60%

Shareholder Report, Holdings_24

Label	Element	Value
Franklin FTSE Asia ex Japan ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	23.80%
Franklin FTSE Asia ex Japan ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	20.60%
Franklin FTSE Asia ex Japan ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	15.20%
Franklin FTSE Asia ex Japan ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	8.80%
Franklin FTSE Asia ex Japan ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	8.30%
Franklin FTSE Asia ex Japan ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.90%
Franklin FTSE Asia ex Japan ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.50%
Franklin FTSE Asia ex Japan ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.10%
Franklin FTSE Asia ex Japan ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.80%
Franklin FTSE Asia ex Japan ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.10%
Franklin FTSE Asia ex Japan ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.90%
Franklin FTSE Asia ex Japan ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0%

Shareholder Report, Holdings_25

Label	Element	Value
Franklin FTSE Australia ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	34.40%
Franklin FTSE Australia ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	21.60%
Franklin FTSE Australia ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	8.70%
Franklin FTSE Australia ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	7%
Franklin FTSE Australia ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.90%
Franklin FTSE Australia ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.60%
Franklin FTSE Australia ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.10%
Franklin FTSE Australia ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.90%
Franklin FTSE Australia ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.50%
Franklin FTSE Australia ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.30%
Franklin FTSE Australia ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.60%
Franklin FTSE Australia ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.40%

Shareholder Report, Holdings_26

Label	Element	Value
Franklin FTSE Brazil ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	25.50%
Franklin FTSE Brazil ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	19.20%
Franklin FTSE Brazil ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	17.10%
Franklin FTSE Brazil ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	10.90%
Franklin FTSE Brazil ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	10.30%
Franklin FTSE Brazil ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	8.70%
Franklin FTSE Brazil ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.50%
Franklin FTSE Brazil ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.40%
Franklin FTSE Brazil ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.90%
Franklin FTSE Brazil ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.80%
Franklin FTSE Brazil ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.60%
Franklin FTSE Brazil ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.10%

Shareholder Report, Holdings_27

Label	Element	Value
Franklin FTSE Canada ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	41%
Franklin FTSE Canada ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	18.20%
Franklin FTSE Canada ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	11.30%
Franklin FTSE Canada ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	9.70%
Franklin FTSE Canada ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	9.30%
Franklin FTSE Canada ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.50%
Franklin FTSE Canada ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.20%
Franklin FTSE Canada ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.80%
Franklin FTSE Canada ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1%
Franklin FTSE Canada ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0%

Shareholder Report, Holdings_28

Label	Element	Value
Franklin FTSE China ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	31.50%
Franklin FTSE China ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	19.30%
Franklin FTSE China ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	16.60%
Franklin FTSE China ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6%
Franklin FTSE China ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5.80%
Franklin FTSE China ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.60%
Franklin FTSE China ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.60%
Franklin FTSE China ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.60%
Franklin FTSE China ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.20%
Franklin FTSE China ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.50%
Franklin FTSE China ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.30%
Franklin FTSE China ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0%

Shareholder Report, Holdings_29

Label	Element	Value
Franklin FTSE Europe ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	19.70%
Franklin FTSE Europe ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	16.90%
Franklin FTSE Europe ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	15.40%
Franklin FTSE Europe ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	10.40%
Franklin FTSE Europe ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	9.70%
Franklin FTSE Europe ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	7.30%
Franklin FTSE Europe ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	7.20%
Franklin FTSE Europe ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.60%
Franklin FTSE Europe ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.20%
Franklin FTSE Europe ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.30%
Franklin FTSE Europe ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.20%
Franklin FTSE Europe ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.10%

Shareholder Report, Holdings_30

Label	Element	Value
Franklin FTSE Eurozone ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	20.80%
Franklin FTSE Eurozone ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	17.60%
Franklin FTSE Eurozone ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	13.40%
Franklin FTSE Eurozone ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	13.20%
Franklin FTSE Eurozone ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	7.50%
Franklin FTSE Eurozone ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.70%
Franklin FTSE Eurozone ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.20%
Franklin FTSE Eurozone ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5.20%
Franklin FTSE Eurozone ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.50%
Franklin FTSE Eurozone ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.60%
Franklin FTSE Eurozone ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.20%
Franklin FTSE Eurozone ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.10%

Shareholder Report, Holdings_31

Label	Element	Value
Franklin FTSE Germany ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	20.10%
Franklin FTSE Germany ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	20.10%
Franklin FTSE Germany ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	19.20%
Franklin FTSE Germany ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	11.30%
Franklin FTSE Germany ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	7.40%
Franklin FTSE Germany ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	7.10%
Franklin FTSE Germany ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.50%
Franklin FTSE Germany ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.70%
Franklin FTSE Germany ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.40%
Franklin FTSE Germany ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.20%
Franklin FTSE Germany ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0%

Shareholder Report, Holdings_32

Label	Element	Value
Franklin FTSE Hong Kong ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	39.80%
Franklin FTSE Hong Kong ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	18.20%
Franklin FTSE Hong Kong ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	14.50%
Franklin FTSE Hong Kong ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	10.30%
Franklin FTSE Hong Kong ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	8.70%
Franklin FTSE Hong Kong ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.50%
Franklin FTSE Hong Kong ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.50%
Franklin FTSE Hong Kong ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.50%
Franklin FTSE Hong Kong ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.50%
Franklin FTSE Hong Kong ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.40%
Franklin FTSE Hong Kong ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.10%
Franklin FTSE Hong Kong ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0%

Shareholder Report, Holdings_33

Label	Element	Value
Franklin FTSE India ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	23.20%
Franklin FTSE India ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	12.80%
Franklin FTSE India ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	11.10%
Franklin FTSE India ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	10%
Franklin FTSE India ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	9.30%
Franklin FTSE India ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	9.20%
Franklin FTSE India ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.90%
Franklin FTSE India ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5.80%
Franklin FTSE India ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5.50%
Franklin FTSE India ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4%
Franklin FTSE India ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.50%
Franklin FTSE India ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.70%

Shareholder Report, Holdings_34

Label	Element	Value
Franklin FTSE Japan ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	24.20%
Franklin FTSE Japan ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	17.60%
Franklin FTSE Japan ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	13.60%
Franklin FTSE Japan ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	13%
Franklin FTSE Japan ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	7.70%
Franklin FTSE Japan ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.30%
Franklin FTSE Japan ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.20%
Franklin FTSE Japan ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5.40%
Franklin FTSE Japan ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.70%
Franklin FTSE Japan ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.30%
Franklin FTSE Japan ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.90%
Franklin FTSE Japan ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.10%

Shareholder Report, Holdings_35

Label	Element	Value
Franklin FTSE Japan Hedged ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	23.90%
Franklin FTSE Japan Hedged ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	17.60%
Franklin FTSE Japan Hedged ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	13.50%
Franklin FTSE Japan Hedged ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	12.90%
Franklin FTSE Japan Hedged ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	7.60%
Franklin FTSE Japan Hedged ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.30%
Franklin FTSE Japan Hedged ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.10%
Franklin FTSE Japan Hedged ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5.30%
Franklin FTSE Japan Hedged ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.70%
Franklin FTSE Japan Hedged ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.30%
Franklin FTSE Japan Hedged ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.90%
Franklin FTSE Japan Hedged ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.90%

Shareholder Report, Holdings_36

Label	Element	Value
Franklin FTSE Latin America ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	24%
Franklin FTSE Latin America ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	16.30%
Franklin FTSE Latin America ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	15.60%
Franklin FTSE Latin America ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	13%
Franklin FTSE Latin America ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	11.80%
Franklin FTSE Latin America ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	8%
Franklin FTSE Latin America ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.70%
Franklin FTSE Latin America ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.40%
Franklin FTSE Latin America ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.20%
Franklin FTSE Latin America ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.60%
Franklin FTSE Latin America ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.40%
Franklin FTSE Latin America ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0%

Shareholder Report, Holdings_37

Label	Element	Value
Franklin FTSE Mexico ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	32.10%
Franklin FTSE Mexico ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	18.70%
Franklin FTSE Mexico ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	16.70%
Franklin FTSE Mexico ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	13.70%
Franklin FTSE Mexico ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	11.60%
Franklin FTSE Mexico ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5.60%
Franklin FTSE Mexico ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.60%
Franklin FTSE Mexico ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0%

Shareholder Report, Holdings_38

Label	Element	Value
Franklin FTSE Saudi Arabia ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	38%
Franklin FTSE Saudi Arabia ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	17.50%
Franklin FTSE Saudi Arabia ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	10.70%
Franklin FTSE Saudi Arabia ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	9.40%
Franklin FTSE Saudi Arabia ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	9%
Franklin FTSE Saudi Arabia ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.80%
Franklin FTSE Saudi Arabia ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.60%
Franklin FTSE Saudi Arabia ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.90%
Franklin FTSE Saudi Arabia ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.20%
Franklin FTSE Saudi Arabia ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.60%
Franklin FTSE Saudi Arabia ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.20%
Franklin FTSE Saudi Arabia ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.10%

Shareholder Report, Holdings_39

Label	Element	Value
Franklin FTSE South Korea ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	32.90%
Franklin FTSE South Korea ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	17%
Franklin FTSE South Korea ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	13.30%
Franklin FTSE South Korea ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	10.90%
Franklin FTSE South Korea ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	8.30%
Franklin FTSE South Korea ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.90%
Franklin FTSE South Korea ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5.90%
Franklin FTSE South Korea ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3%
Franklin FTSE South Korea ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.20%
Franklin FTSE South Korea ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.60%
Franklin FTSE South Korea ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0%

Shareholder Report, Holdings_40

Label	Element	Value
Franklin FTSE Switzerland ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	36.20%
Franklin FTSE Switzerland ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	17.80%
Franklin FTSE Switzerland ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	16.90%
Franklin FTSE Switzerland ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	11.20%
Franklin FTSE Switzerland ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	9.60%
Franklin FTSE Switzerland ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5.10%
Franklin FTSE Switzerland ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.10%
Franklin FTSE Switzerland ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1%
Franklin FTSE Switzerland ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.90%
Franklin FTSE Switzerland ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.20%
Franklin FTSE Switzerland ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0%

Shareholder Report, Holdings_41

Label	Element	Value
Franklin FTSE Taiwan ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	63.40%
Franklin FTSE Taiwan ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	18.40%
Franklin FTSE Taiwan ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5.10%
Franklin FTSE Taiwan ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.10%
Franklin FTSE Taiwan ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.20%
Franklin FTSE Taiwan ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.70%
Franklin FTSE Taiwan ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.90%
Franklin FTSE Taiwan ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.70%
Franklin FTSE Taiwan ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.20%
Franklin FTSE Taiwan ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.20%
Franklin FTSE Taiwan ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.10%

Shareholder Report, Holdings_42

Label	Element	Value
Franklin FTSE United Kingdom ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	19.30%
Franklin FTSE United Kingdom ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	17.10%
Franklin FTSE United Kingdom ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	13.80%
Franklin FTSE United Kingdom ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	11.90%
Franklin FTSE United Kingdom ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	11.10%
Franklin FTSE United Kingdom ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	10.30%
Franklin FTSE United Kingdom ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	7.20%
Franklin FTSE United Kingdom ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.30%
Franklin FTSE United Kingdom ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.80%
Franklin FTSE United Kingdom ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.20%
Franklin FTSE United Kingdom ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1%
Franklin FTSE United Kingdom ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0%

Shareholder Report, Holdings_43

Label	Element	Value
BrandywineGLOBAL-Dynamic US Large Cap Value ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	28.30%
BrandywineGLOBAL-Dynamic US Large Cap Value ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	13.80%
BrandywineGLOBAL-Dynamic US Large Cap Value ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	11.40%
BrandywineGLOBAL-Dynamic US Large Cap Value ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	10.60%
BrandywineGLOBAL-Dynamic US Large Cap Value ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	9.70%
BrandywineGLOBAL-Dynamic US Large Cap Value ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	8.90%
BrandywineGLOBAL-Dynamic US Large Cap Value ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.80%
BrandywineGLOBAL-Dynamic US Large Cap Value ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5.10%
BrandywineGLOBAL-Dynamic US Large Cap Value ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.50%
BrandywineGLOBAL-Dynamic US Large Cap Value ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.80%
BrandywineGLOBAL-Dynamic US Large Cap Value ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.10%

Shareholder Report, Holdings_44

Label	Element	Value
BrandywineGLOBAL-U.S. Fixed Income ETF | U.S. Government & Agency Securities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	94.90%
BrandywineGLOBAL-U.S. Fixed Income ETF | Corporate Bonds & Notes [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2%
BrandywineGLOBAL-U.S. Fixed Income ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.10%

Shareholder Report, Holdings_45

Label	Element	Value
ClearBridge Sustainable Infrastructure ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	67.40%
ClearBridge Sustainable Infrastructure ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	19.20%
ClearBridge Sustainable Infrastructure ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	7.10%
ClearBridge Sustainable Infrastructure ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.30%
ClearBridge Sustainable Infrastructure ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4%

Shareholder Report, Holdings_46

Label	Element	Value
Western Asset Bond ETF | U.S. Government & Agency Securities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	43.50%
Western Asset Bond ETF | Corporate Bonds & Notes [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	36.80%
Western Asset Bond ETF | Asset-Backed Securities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	7.50%
Western Asset Bond ETF | Commercial Mortgage-Backed Securities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.70%
Western Asset Bond ETF | Residential Mortgage-Backed Securities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1%
Western Asset Bond ETF | Foreign Government and Agency Securities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.80%
Western Asset Bond ETF | Mortgage-Backed Securities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.20%
Western Asset Bond ETF | Senior Floating Rate Interests [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.10%
Western Asset Bond ETF | Purchased Options [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0%
Western Asset Bond ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.40%

Shareholder Report, Holdings_47

Label	Element	Value
Martin Currie Sustainable International Equity ETF | Europe [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	79.80%
Martin Currie Sustainable International Equity ETF | North America [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	16.30%
Martin Currie Sustainable International Equity ETF | Australia & New Zealand [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.90%
Martin Currie Sustainable International Equity ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	27.60%
Martin Currie Sustainable International Equity ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	21.70%
Martin Currie Sustainable International Equity ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	16.30%
Martin Currie Sustainable International Equity ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	14.10%
Martin Currie Sustainable International Equity ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	7.80%
Martin Currie Sustainable International Equity ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.50%
Martin Currie Sustainable International Equity ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6%

Shareholder Report, Holdings_48

Label	Element	Value
Franklin U.S. Equity Index ETF | Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	31.10%
Franklin U.S. Equity Index ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	13.10%
Franklin U.S. Equity Index ETF | Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	11.70%
Franklin U.S. Equity Index ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	10.20%
Franklin U.S. Equity Index ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	9%
Franklin U.S. Equity Index ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	8.70%
Franklin U.S. Equity Index ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5.80%
Franklin U.S. Equity Index ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.30%
Franklin U.S. Equity Index ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.40%
Franklin U.S. Equity Index ETF | Real Estate [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.40%
Franklin U.S. Equity Index ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.30%
Franklin U.S. Equity Index ETF | Short-Term Investments [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0%

Shareholder Report, Holdings_49

Label	Element	Value
Franklin FTSE Russia ETF | Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	0%
Franklin FTSE Russia ETF | Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	0%
Franklin FTSE Russia ETF | Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	0%
Franklin FTSE Russia ETF | Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	0%
Franklin FTSE Russia ETF | Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	0%
Franklin FTSE Russia ETF | Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	0%
Franklin FTSE Russia ETF | Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	0%
Franklin FTSE Russia ETF | Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	0%
Franklin FTSE Russia ETF | Cash and Cash Equivalents [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	100%