| Shareholder Report | 12 Months Ended |
| Jul. 31, 2024 USD ($) $ / shares |
| Shareholder Report [Line Items] | | |
| Document Type | N-CSR | |
| Amendment Flag | false | |
| Registrant Name | Franklin
Fund Allocator Series | |
| Entity Central Index Key | 0001022804 | |
| Entity Investment Company Type | N-1A | |
| Document Period End Date | Jul. 31, 2024 | |
| Class A | | |
| Shareholder Report [Line Items] | | |
| Fund Name | Franklin
Emerging Market Core Equity (IU) Fund | |
| Class Name | Class
A | |
| No Trading Symbol | true | |
| Annual or Semi-Annual Statement [Text Block] | This
annual
shareholder report
contains important information about Franklin
Emerging Market Core Equity (IU) Fund for the period August
1, 2023, to July 31, 2024. | |
| Shareholder Report Annual or Semi-Annual | annual
shareholder report | |
| Additional Information [Text Block] | You
can find additional information about the Fund at https://www.franklintempleton.com/regulatory-internalusefunds-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-internalusefunds-documents | |
| Expenses [Text Block] | WHAT
WERE THE FUND COSTS FOR THE LAST YEAR? (based
on a hypothetical $10,000 investment)
Class
Name
Costs
of a $10,000 investment
Costs
paid as a percentage of a $10,000
investment *
Class
A
$0
0.00% | [1] |
| Expenses Paid, Amount | $ 0 | |
| Expense Ratio, Percent | 0% | |
| Factors Affecting Performance [Text Block] | HOW
DID THE FUND PERFORM LAST YEAR AND WHAT AFFECTED ITS PERFORMANCE? For the twelve months ended July
31, 2024, Class A shares of
Franklin Emerging Market Core
Equity (IU) Fund returned 10.67%.
The Fund compares its performance
to the MSCI Emerging Markets Index, which returned 6.68% for the same period. PERFORMANCE
HIGHLIGHTS
Top
contributors to performance:
Stock
selection within:
↑
The
financials sector and overweight positions in banking companies, including Shinhan Financials Group, Hana Financial Group and
KB Financials Group
↑
The
industrials sector and underweight positions in electrical equipment companies, including Ecopro, LG Energy Solutions and POSCO
Future M
↑
The
materials sector including an underweight position in chemicals company LG Chem
Top
detractors from performance:
Stock
selection within:
↓
The
consumer discretionary sector, notably overweight positions in automobile companies Li Auto and Yadea Group
↓
The
health care sector and overweight positions in pharmaceuticals companies, including CSPC Pharmaceutical Group
↓
The
information technology sector, notably underweight positions in semiconductor companies MediaTek and SK Hynix | |
| Performance Past Does Not Indicate Future [Text] | The
Fund’s past performance is not necessarily an indication of how the Fund will perform in the future. | |
| Line Graph [Table Text Block] | | |
| Average Annual Return [Table Text Block] | AVERAGE
ANNUAL TOTAL RETURNS (%) Period
Ended July 31, 2024
1
Year
Since
Inception (9/30/2019)
Class
A
10.67
4.39
MSCI
All Country World ex-US Index-NR
9.75
6.64
MSCI
Emerging Markets Index
6.68
4.59 | |
| No Deduction of Taxes [Text Block] | The
graph and table do not reflect
the deduction of taxes that a shareholder would pay on Fund distributions or redemption of Fund shares. | |
| Updated Performance Information Location [Text Block] | For current month-end performance,
please call Franklin Templeton at (800)
DIAL BEN/342-5236. Important data provider notices
and terms available at www.franklintempletondatasources.com. | |
| Net Assets | $ 139,280,741 | |
| Holdings Count | $ / shares | 221 | [2] |
| Advisory Fees Paid, Amount | $ 0 | |
| Investment Company Portfolio Turnover | 69.43% | |
| Additional Fund Statistics [Text Block] | KEY
FUND STATISTICS (as
of July 31, 2024)
Total
Net Assets
$139,280,741
Total
Number of Portfolio Holdings *
221
Total
Management Fee Paid
$0
Portfolio
Turnover Rate
69.43% | [2] |
| Holdings [Text Block] | | |
| Material Fund Change [Text Block] | HOW
HAS THE FUND CHANGED? Todd Brighton was removed as
a portfolio manager of the Fund effective December 1, 2023, and Christopher W. Floyd was added as a portfolio
manager of the Fund effective June 3, 2024. This is a summary of certain
changes to the Fund since August 1, 2023. | |
| Updated Prospectus Web Address | https://www.franklintempleton.com/regulatory-internalusefunds-documents | |
| Class A | | |
| Shareholder Report [Line Items] | | |
| Fund Name | Franklin
International Core Equity (IU) Fund | |
| Class Name | Class
A | |
| No Trading Symbol | true | |
| Annual or Semi-Annual Statement [Text Block] | This
annual
shareholder report
contains important information about Franklin
International Core Equity (IU) Fund for the period August
1, 2023, to July
31, 2024. | |
| Shareholder Report Annual or Semi-Annual | annual
shareholder report | |
| Additional Information [Text Block] | You
can find additional information about the Fund at https://www.franklintempleton.com/regulatory-internalusefunds-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-internalusefunds-documents | |
| Expenses [Text Block] | WHAT
WERE THE FUND COSTS FOR THE LAST YEAR? (based
on a hypothetical $10,000 investment)
Class
Name
Costs
of a $10,000 investment
Costs
paid as a percentage of a $10,000
investment *
Class
A
$0
0.00% | [3] |
| Expenses Paid, Amount | $ 0 | |
| Expense Ratio, Percent | 0% | |
| Factors Affecting Performance [Text Block] | HOW
DID THE FUND PERFORM LAST YEAR AND WHAT AFFECTED ITS PERFORMANCE? For the twelve months ended July
31, 2024, Class A shares of
Franklin International Core Equity (IU) Fund returned 14.79%.
The Fund compares its performance
to the MSCI EAFE Index, which returned 11.76% for the same period. PERFORMANCE
HIGHLIGHTS
Top
contributors to performance:
Stock
selection and overweight positions in:
↑
Banking
stocks, including UniCredit, Sumitomo Mitsui Financial Group and Banco Bilbao Vizcaya Argentaria within the financials sector
↑
Electrical,
machinery and industrial stocks, including Hitachi, Wartsila Oyj and Atlas Copco within the industrials sector
↑
Pharmaceuticals
stocks Novo Nordisk and Otsuka Holdings within the health care sector
Top
detractors from performance:
Stock
selection in:
↓
Information
technology, notably overweight positions in semiconductor stocks STMicroelectronics and SCREEN Holdings
↓
Materials,
notably overweight positions in metals & mining stocks, including Pilbara Minerals, ArcelorMittal and Fortescue
↓
Underweight
allocation to stocks within the financials sector | |
| Performance Past Does Not Indicate Future [Text] | The
Fund’s past performance is not necessarily an indication of how the Fund will perform in the future. | |
| Line Graph [Table Text Block] | | |
| Average Annual Return [Table Text Block] | AVERAGE
ANNUAL TOTAL RETURNS (%) Period
Ended July 31, 2024
1
Year
Since
Inception (8/19/2019)
Class
A
14.79
9.22
MSCI
All Country World ex-US Index-NR
9.75
7.21
MSCI
EAFE Index
11.76
8.71 | |
| No Deduction of Taxes [Text Block] | The
graph and table do not reflect
the deduction of taxes that a shareholder would pay on Fund distributions or redemption of Fund shares. | |
| Updated Performance Information Location [Text Block] | For current month-end performance,
please call Franklin Templeton at (800)
DIAL BEN/342-5236. Important data provider notices
and terms available at www.franklintempletondatasources.com. | |
| Net Assets | $ 941,318,260 | |
| Holdings Count | $ / shares | 201 | [4] |
| Advisory Fees Paid, Amount | $ 0 | |
| Investment Company Portfolio Turnover | 59.10% | |
| Additional Fund Statistics [Text Block] | KEY
FUND STATISTICS (as
of July 31, 2024)
Total
Net Assets
$941,318,260
Total
Number of Portfolio Holdings *
201
Total
Management Fee Paid
$0
Portfolio
Turnover Rate
59.10% | [4] |
| Holdings [Text Block] | | |
| Material Fund Change [Text Block] | HOW
HAS THE FUND CHANGED? Todd Brighton was removed as
a portfolio manager of the Fund effective December 1, 2023, and Christopher W. Floyd was added as a portfolio
manager of the Fund effective June 3, 2024. This is a summary of certain
changes to the Fund since August 1, 2023. | |
| Updated Prospectus Web Address | https://www.franklintempleton.com/regulatory-internalusefunds-documents | |
| Class A | | |
| Shareholder Report [Line Items] | | |
| Fund Name | Franklin
U.S. Core Equity (IU) Fund | |
| Class Name | Class
A | |
| No Trading Symbol | true | |
| Annual or Semi-Annual Statement [Text Block] | This
annual
shareholder report
contains important information about Franklin
U.S. Core Equity (IU) Fund for the period August
1, 2023, to July 31, 2024. | |
| Shareholder Report Annual or Semi-Annual | annual
shareholder report | |
| Additional Information [Text Block] | You
can find additional information about the Fund at https://www.franklintempleton.com/regulatory-internalusefunds-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-internalusefunds-documents | |
| Expenses [Text Block] | WHAT
WERE THE FUND COSTS FOR THE LAST YEAR? (based
on a hypothetical $10,000 investment)
Class
Name
Costs
of a $10,000 investment
Costs
paid as a percentage of a $10,000
investment *
Class
A
$0
0.00% | [5] |
| Expenses Paid, Amount | $ 0 | |
| Expense Ratio, Percent | 0% | |
| Factors Affecting Performance [Text Block] | HOW
DID THE FUND PERFORM LAST YEAR AND WHAT AFFECTED ITS PERFORMANCE? For the twelve months ended July
31, 2024, Class A shares of
Franklin U.S. Core Equity (IU) Fund returned 26.88%.
The Fund compares its performance
to the S&P 500 Index, which returned 22.15% for the same period. PERFORMANCE
HIGHLIGHTS
Top
contributors to performance:
Stock
selection within:
↑
Information
technology sector, notably semiconductor companies NVIDA, Applied Materials and KLA
↑
Consumer
discretionary sector, notably an underweight allocation to select companies within the hospitality sector, including McDonald’s
and Starbucks as well as an underweight position in Nike, a sporting goods retailer
↑
Health
care sector, notably underweight positions in certain pharmaceutical companies, including Johnson & Johnson, Pfizer and Bristol-Myers
Squibb
Top
detractors from performance:
Stock
selection within:
↓
Financials
sector, notably underweight positions in banking companies, including Citigroup, Goldman Sachs and Wells Fargo
↓
Materials
sector, notably overweight positions in chemicals companies, including CF Industries
↓
An
overweight allocation to cash | |
| Performance Past Does Not Indicate Future [Text] | The
Fund’s past performance is not necessarily an indication of how the Fund will perform in the future. | |
| Line Graph [Table Text Block] | | |
| Average Annual Return [Table Text Block] | AVERAGE
ANNUAL TOTAL RETURNS (%) Period
Ended July 31, 2024
1
Year
Since
Inception (8/19/2019)
Class
A
26.88
15.78
Russell
3000 Index
21.07
14.87
S&P
500 Index
22.15
15.57 | |
| No Deduction of Taxes [Text Block] | The
graph and table do not reflect
the deduction of taxes that a shareholder would pay on Fund distributions or redemption of Fund shares. | |
| Updated Performance Information Location [Text Block] | For current month-end performance,
please call Franklin Templeton at (800)
DIAL BEN/342-5236. Important data provider notices
and terms available at www.franklintempletondatasources.com. | |
| Net Assets | $ 2,022,210,724 | |
| Holdings Count | $ / shares | 182 | [6] |
| Advisory Fees Paid, Amount | $ 0 | |
| Investment Company Portfolio Turnover | 76.33% | |
| Additional Fund Statistics [Text Block] | KEY
FUND STATISTICS (as
of July 31, 2024)
Total
Net Assets
$2,022,210,724
Total
Number of Portfolio Holdings *
182
Total
Management Fee Paid
$0
Portfolio
Turnover Rate
76.33% | [6] |
| Holdings [Text Block] | | |
| Material Fund Change [Text Block] | HOW
HAS THE FUND CHANGED? Todd Brighton was removed as
a portfolio manager of the Fund effective December 1, 2023, and Christopher W. Floyd was added as a portfolio
manager of the Fund effective June 3, 2024. This is a summary of certain
changes to the Fund since August 1, 2023. | |
| Updated Prospectus Web Address | https://www.franklintempleton.com/regulatory-internalusefunds-documents | |
|
[1]
* Reflects
fee waivers and/or expense reimbursements, without which expenses would have been higher.
* Does
not include derivatives, except purchased options, if any.
* Reflects
fee waivers and/or expense reimbursements, without which expenses would have been higher.
* Does
not include derivatives, except purchased options, if any.
* Reflects
fee waivers and/or expense reimbursements, without which expenses would have been higher.
* Does
not include derivatives, except purchased options, if any. |
