American Funds EuroPacific Growth Fund (AEPGX) N-CSRS 29 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	EuroPacific Growth Fund
Entity Central Index Key	0000719603
Entity Investment Company Type	N-1A
Document Period End Date	Sep. 30, 2024

Shareholder Report

Shareholder Report	6 Months Ended
	Sep. 30, 2024 USD ($) Holding
Shareholder Report [Line Items]
Document Type	N-CSRS
Amendment Flag	false
Registrant Name	EuroPacific Growth Fund
Entity Central Index Key	0000719603
Entity Investment Company Type	N-1A
Document Period End Date	Sep. 30, 2024
EuroPacific Growth Fund® - Class A
Shareholder Report [Line Items]
Fund Name	EuroPacific Growth Fund®
Class Name	Class A
Trading Symbol	AEPGX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about EuroPacific Growth Fund (the "fund")
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the fund at capitalgroup.com/mutual-fund-literature-A
Additional Information Phone Number	(800) 421-4225
Additional Information Website	capitalgroup.com/mutual-fund-literature-A
Expenses [Text Block]	What were the fund costs for the last six months? Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class A $ 0.83 % * *Annualized.
Expenses Paid, Amount	$ 43
Expense Ratio, Percent	0.83%	[1]
Net Assets	$ 140,236,000,000
Holdings Count | Holding	348
Investment Company, Portfolio Turnover	14%
Additional Fund Statistics [Text Block]	Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 348 Portfolio turnover rate 14 %
Holdings [Text Block]	Portfolio holdings by sector
EuroPacific Growth Fund® - Class C
Shareholder Report [Line Items]
Fund Name	EuroPacific Growth Fund®
Class Name	Class C
Trading Symbol	AEPCX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about EuroPacific Growth Fund (the "fund")
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the fund at capitalgroup.com/mutual-fund-literature-C
Additional Information Phone Number	(800) 421-4225
Additional Information Website	capitalgroup.com/mutual-fund-literature-C
Expenses [Text Block]	What were the fund costs for the last six months? Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class C $ 1.55 % * *Annualized.
Expenses Paid, Amount	$ 79
Expense Ratio, Percent	1.55%	[1]
Net Assets	$ 140,236,000,000
Holdings Count | Holding	348
Investment Company, Portfolio Turnover	14%
Additional Fund Statistics [Text Block]	Key fund statistics Fund net assets $ Total number of portfolio holdings 348 Portfolio turnover rate 14 %
Holdings [Text Block]	Portfolio holdings by sector et
EuroPacific Growth Fund® - Class T
Shareholder Report [Line Items]
Fund Name	EuroPacific Growth Fund®
Class Name	Class T
Trading Symbol	TEUPX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about EuroPacific Growth Fund (the "fund")
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the fund at capitalgroup.com/mutual-fund-literature
Additional Information Phone Number	(800) 421-4225
Additional Information Website	capitalgroup.com/mutual-fund-literature
Expenses [Text Block]	What were the fund costs for the last six months? Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class T $ 0.58 % * *Annualized.
Expenses Paid, Amount	$ 30
Expense Ratio, Percent	0.58%	[1]
Net Assets	$ 140,236,000,000
Holdings Count | Holding	348
Investment Company, Portfolio Turnover	14%
Additional Fund Statistics [Text Block]	Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 348 Portfolio turnover rate 14 %
Holdings [Text Block]	Portfolio holdings by sector rce t
EuroPacific Growth Fund® - Class F-1
Shareholder Report [Line Items]
Fund Name	EuroPacific Growth Fund®
Class Name	Class F-1
Trading Symbol	AEGFX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about EuroPacific Growth Fund (the "fund")
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the fund at capitalgroup.com/mutual-fund-literature-F1
Additional Information Phone Number	(800) 421-4225
Additional Information Website	capitalgroup.com/mutual-fund-literature-F1
Expenses [Text Block]	What were the fund costs for the last six months? Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class F-1 $ 0.85 % * *Annualized.
Expenses Paid, Amount	$ 44
Expense Ratio, Percent	0.85%	[1]
Net Assets	$ 140,236,000,000
Holdings Count | Holding	348
Investment Company, Portfolio Turnover	14%
Additional Fund Statistics [Text Block]	Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 348 Portfolio turnover rate 14 %
Holdings [Text Block]	Portfolio holdings by sector assets
EuroPacific Growth Fund® - Class F-2
Shareholder Report [Line Items]
Fund Name	EuroPacific Growth Fund®
Class Name	Class F-2
Trading Symbol	AEPFX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about EuroPacific Growth Fund (the "fund")
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the fund at capitalgroup.com/mutual-fund-literature-F2
Additional Information Phone Number	(800) 421-4225
Additional Information Website	capitalgroup.com/mutual-fund-literature-F2
Expenses [Text Block]	What were the fund costs for the last six months? estm Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class F-2 $ 0.57 % * *Annualized.
Expenses Paid, Amount	$ 29
Expense Ratio, Percent	0.57%	[1]
Net Assets	$ 140,236,000,000
Holdings Count | Holding	348
Investment Company, Portfolio Turnover	14%
Additional Fund Statistics [Text Block]	Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 348 Portfolio turnover rate 14 %
Holdings [Text Block]	Portfolio holdings by sector
EuroPacific Growth Fund® - Class F-3
Shareholder Report [Line Items]
Fund Name	EuroPacific Growth Fund®
Class Name	Class F-3
Trading Symbol	FEUPX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about EuroPacific Growth Fund (the "fund")
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the fund at capitalgroup.com/mutual-fund-literature-F3
Additional Information Phone Number	(800) 421-4225
Additional Information Website	capitalgroup.com/mutual-fund-literature-F3
Expenses [Text Block]	What were the fund costs for the last six months? Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class F-3 $ 0.47 % * *Annualized.
Expenses Paid, Amount	$ 24
Expense Ratio, Percent	0.47%	[1]
Net Assets	$ 140,236,000,000
Holdings Count | Holding	348
Investment Company, Portfolio Turnover	14%
Additional Fund Statistics [Text Block]	Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 348 Portfolio turnover rate 14 %
Holdings [Text Block]	Portfolio holdings by sector
EuroPacific Growth Fund® - Class 529-A
Shareholder Report [Line Items]
Fund Name	EuroPacific Growth Fund®
Class Name	Class 529-A
Trading Symbol	CEUAX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about EuroPacific Growth Fund (the "fund")
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the fund at capitalgroup.com/mutual-fund-literature-529A
Additional Information Phone Number	(800) 421-4225
Additional Information Website	capitalgroup.com/mutual-fund-literature-529A
Expenses [Text Block]	What were the fund costs for the last six months? Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class 529-A $ 0.86 % * *Annualized.
Expenses Paid, Amount	$ 44
Expense Ratio, Percent	0.86%	[1]
Net Assets	$ 140,236,000,000
Holdings Count | Holding	348
Investment Company, Portfolio Turnover	14%
Additional Fund Statistics [Text Block]	Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 348 Portfolio turnover rate 14 %
Holdings [Text Block]	Portfolio holdings by sector
EuroPacific Growth Fund® - Class 529-C
Shareholder Report [Line Items]
Fund Name	EuroPacific Growth Fund®
Class Name	Class 529-C
Trading Symbol	CEUCX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about EuroPacific Growth Fund (the "fund")
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the fund at capitalgroup.com/mutual-fund-literature-529C
Additional Information Phone Number	(800) 421-4225
Additional Information Website	capitalgroup.com/mutual-fund-literature-529C
Expenses [Text Block]	What were the fund costs for the last six months? inve Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class 529-C $ 1.58 % * *Annualized.
Expenses Paid, Amount	$ 81
Expense Ratio, Percent	1.58%	[1]
Net Assets	$ 140,236,000,000
Holdings Count | Holding	348
Investment Company, Portfolio Turnover	14%
Additional Fund Statistics [Text Block]	Key fund statistics Fund net assets (in millions) $ Total number portfolio 348 Portfolio turnover rate 14 %
Holdings [Text Block]	Portfolio holdings by sector
EuroPacific Growth Fund® - Class 529-E
Shareholder Report [Line Items]
Fund Name	EuroPacific Growth Fund®
Class Name	Class 529-E
Trading Symbol	CEUEX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about EuroPacific Growth Fund (the "fund")
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the fund at capitalgroup.com/mutual-fund-literature-529E
Additional Information Phone Number	(800) 421-4225
Additional Information Website	capitalgroup.com/mutual-fund-literature-529E
Expenses [Text Block]	What were the fund costs for the last six months? hypo Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class 529-E $ 1.08 % * *Annualized.
Expenses Paid, Amount	$ 55
Expense Ratio, Percent	1.08%	[1]
Net Assets	$ 140,236,000,000
Holdings Count | Holding	348
Investment Company, Portfolio Turnover	14%
Additional Fund Statistics [Text Block]	Key fund statistics Fund net assets (in millions) $ Total number of portfolio 348 Portfolio turnover rate 14 %
Holdings [Text Block]	Portfolio holdings by sector
EuroPacific Growth Fund® Class 529-T [Member]
Shareholder Report [Line Items]
Fund Name	EuroPacific Growth Fund®
Class Name	Class 529-T
Trading Symbol	TEUGX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about EuroPacific Growth Fund (the "fund")
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the fund at capitalgroup.com/mutual-fund-literature
Additional Information Phone Number	(800) 421-4225
Additional Information Website	capitalgroup.com/mutual-fund-literature
Expenses [Text Block]	What were the fund costs for the last six months? Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class 529-T $ 0.62 % * *Annualized.
Expenses Paid, Amount	$ 32
Expense Ratio, Percent	0.62%	[1]
Net Assets	$ 140,236,000,000
Holdings Count | Holding	348
Investment Company, Portfolio Turnover	14%
Additional Fund Statistics [Text Block]	Key fund statistics Fund net assets $ Total number of portfolio holdings 348 Portfolio turnover rate 14 %
Holdings [Text Block]	Portfolio holdings by sector
EuroPacific Growth Fund® Class 529-F-1 [Member]
Shareholder Report [Line Items]
Fund Name	EuroPacific Growth Fund®
Class Name	Class 529-F-1
Trading Symbol	CEUFX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about EuroPacific Growth Fund (the "fund")
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the fund at capitalgroup.com/mutual-fund-literature-529F1
Additional Information Phone Number	(800) 421-4225
Additional Information Website	capitalgroup.com/mutual-fund-literature-529F1
Expenses [Text Block]	What were the fund costs for the last six months? Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class 529-F-1 $ 0.67 % * *Annualize d
Expenses Paid, Amount	$ 34
Expense Ratio, Percent	0.67%	[1]
Net Assets	$ 140,236,000,000
Holdings Count | Holding	348
Investment Company, Portfolio Turnover	14%
Additional Fund Statistics [Text Block]	Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 348 Portfolio turnover rate 14 %
Holdings [Text Block]	Portfolio holdings by sector
EuroPacific Growth Fund® Class 529-F-2 [Member]
Shareholder Report [Line Items]
Fund Name	EuroPacific Growth Fund®
Class Name	Class 529-F-2
Trading Symbol	FUEPX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about EuroPacific Growth Fund (the "fund")
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the fund at capitalgroup.com/mutual-fund-literature-529F2
Additional Information Phone Number	(800) 421-4225
Additional Information Website	capitalgroup.com/mutual-fund-literature-529F2
Expenses [Text Block]	What were the fund costs for the last six months? Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class 529-F-2 $ 0.59 % * *Annualized.
Expenses Paid, Amount	$ 30
Expense Ratio, Percent	0.59%	[1]
Net Assets	$ 140,236,000,000
Holdings Count | Holding	348
Investment Company, Portfolio Turnover	14%
Additional Fund Statistics [Text Block]	Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 348 Portfolio turnover rate 14 %
Holdings [Text Block]	Portfolio holdings by sector
EuroPacific Growth Fund® Class 529-F-3 [Member]
Shareholder Report [Line Items]
Fund Name	EuroPacific Growth Fund®
Class Name	Class 529-F-3
Trading Symbol	FEPUX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about EuroPacific Growth Fund (the "fund")
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the fund at capitalgroup.com/mutual-fund-literature-529F3
Additional Information Phone Number	(800) 421-4225
Additional Information Website	capitalgroup.com/mutual-fund-literature-529F3
Expenses [Text Block]	What were the fund costs for the last six months? Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class 529-F-3 $ 0.52 % * *Annualized.
Expenses Paid, Amount	$ 27
Expense Ratio, Percent	0.52%	[1]
Net Assets	$ 140,236,000,000
Holdings Count | Holding	348
Investment Company, Portfolio Turnover	14%
Additional Fund Statistics [Text Block]	Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 348 Portfolio turnover rate 14 %
Holdings [Text Block]	Portfolio holdings by sector
EuroPacific Growth Fund® Class R-1 [Member]
Shareholder Report [Line Items]
Fund Name	EuroPacific Growth Fund®
Class Name	Class R-1
Trading Symbol	RERAX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about EuroPacific Growth Fund (the "fund")
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the fund at capitalgroup.com/mutual-fund-literature-R1
Additional Information Phone Number	(800) 421-4225
Additional Information Website	capitalgroup.com/mutual-fund-literature-R1
Expenses [Text Block]	What were the fund costs for the last six months? Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class R-1 $ 1.56 % * *Annualized.
Expenses Paid, Amount	$ 80
Expense Ratio, Percent	1.56%	[1]
Net Assets	$ 140,236,000,000
Holdings Count | Holding	348
Investment Company, Portfolio Turnover	14%
Additional Fund Statistics [Text Block]	Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 348 Portfolio turnover rate 14 %
Holdings [Text Block]	Portfolio holdings by sector
EuroPacific Growth Fund® - Class R-2
Shareholder Report [Line Items]
Fund Name	EuroPacific Growth Fund®
Class Name	Class R-2
Trading Symbol	RERBX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about EuroPacific Growth Fund (the "fund")
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the fund at capitalgroup.com/mutual-fund-literature-R2
Additional Information Phone Number	(800) 421-4225
Additional Information Website	capitalgroup.com/mutual-fund-literature-R2
Expenses [Text Block]	What were the fund costs for the last six months? Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class R-2 $ 1.56 % * *Annualized.
Expenses Paid, Amount	$ 80
Expense Ratio, Percent	1.56%	[1]
Net Assets	$ 140,236,000,000
Holdings Count | Holding	348
Investment Company, Portfolio Turnover	14%
Additional Fund Statistics [Text Block]	Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 348 Portfolio turnover rate 14 %
Holdings [Text Block]	Portfolio holdings by sector
EuroPacific Growth Fund® - Class R-2E
Shareholder Report [Line Items]
Fund Name	EuroPacific Growth Fund®
Class Name	Class R-2E
Trading Symbol	REEBX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about EuroPacific Growth Fund (the "fund")
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the fund at capitalgroup.com/mutual-fund-literature-R2E
Additional Information Phone Number	(800) 421-4225
Additional Information Website	capitalgroup.com/mutual-fund-literature-R2E
Expenses [Text Block]	What were the fund costs for the last six months? 00 Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class R-2E $ 1.26 % * *Annualized.
Expenses Paid, Amount	$ 65
Expense Ratio, Percent	1.26%	[1]
Net Assets	$ 140,236,000,000
Holdings Count | Holding	348
Investment Company, Portfolio Turnover	14%
Additional Fund Statistics [Text Block]	Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 348 Portfolio turnover rate 14 %
Holdings [Text Block]	Portfolio holdings by sector
EuroPacific Growth Fund® - Class R-3
Shareholder Report [Line Items]
Fund Name	EuroPacific Growth Fund®
Class Name	Class R-3
Trading Symbol	RERCX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about EuroPacific Growth Fund (the "fund")
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the fund at capitalgroup.com/mutual-fund-literature-R3
Additional Information Phone Number	(800) 421-4225
Additional Information Website	capitalgroup.com/mutual-fund-literature-R3
Expenses [Text Block]	What were the fund costs for the last six months? Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class R-3 $ 1.11 % * *Annualized.
Expenses Paid, Amount	$ 57
Expense Ratio, Percent	1.11%	[1]
Net Assets	$ 140,236,000,000
Holdings Count | Holding	348
Investment Company, Portfolio Turnover	14%
Additional Fund Statistics [Text Block]	Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 348 Portfolio turnover rate 14 %
Holdings [Text Block]	Portfolio holdings by sector en
EuroPacific Growth Fund® - Class R-4
Shareholder Report [Line Items]
Fund Name	EuroPacific Growth Fund®
Class Name	Class R-4
Trading Symbol	REREX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about EuroPacific Growth Fund (the "fund")
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the fund at capitalgroup.com/mutual-fund-literature-R4
Additional Information Phone Number	(800) 421-4225
Additional Information Website	capitalgroup.com/mutual-fund-literature-R4
Expenses [Text Block]	What were the fund costs for the last six months? 0 Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class R-4 $ 0.81 % * *Annualized.
Expenses Paid, Amount	$ 42
Expense Ratio, Percent	0.81%	[1]
Net Assets	$ 140,236,000,000
Holdings Count | Holding	348
Investment Company, Portfolio Turnover	14%
Additional Fund Statistics [Text Block]	Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 348 Portfolio turnover rate 14 %
Holdings [Text Block]	Portfolio holdings by sector
EuroPacific Growth Fund® - Class R-5E
Shareholder Report [Line Items]
Fund Name	EuroPacific Growth Fund®
Class Name	Class R-5E
Trading Symbol	RERHX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about EuroPacific Growth Fund (the "fund")
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the fund at capitalgroup.com/mutual-fund-literature-R5E
Additional Information Phone Number	(800) 421-4225
Additional Information Website	capitalgroup.com/mutual-fund-literature-R5E
Expenses [Text Block]	What were the fund costs for the last six months? ica Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class R-5E $ 0.61 % * *Annualized.
Expenses Paid, Amount	$ 31
Expense Ratio, Percent	0.61%	[1]
Net Assets	$ 140,236,000,000
Holdings Count | Holding	348
Investment Company, Portfolio Turnover	14%
Additional Fund Statistics [Text Block]	Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 348 Portfolio turnover rate 14 %
Holdings [Text Block]	Portfolio holdings by sector
EuroPacific Growth Fund® - Class R-5
Shareholder Report [Line Items]
Fund Name	EuroPacific Growth Fund®
Class Name	Class R-5
Trading Symbol	RERFX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about EuroPacific Growth Fund (the "fund")
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the fund at capitalgroup.com/mutual-fund-literature-R5
Additional Information Phone Number	(800) 421-4225
Additional Information Website	capitalgroup.com/mutual-fund-literature-R5
Expenses [Text Block]	What were the fund costs for the last six months? et Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class R-5 $ 0.51 % * *Annualized.
Expenses Paid, Amount	$ 26
Expense Ratio, Percent	0.51%	[1]
Net Assets	$ 140,236,000,000
Holdings Count | Holding	348
Investment Company, Portfolio Turnover	14%
Additional Fund Statistics [Text Block]	Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 348 Portfolio turnover rate 14 %
Holdings [Text Block]	Portfolio holdings by sector
EuroPacific Growth Fund® - Class R-6
Shareholder Report [Line Items]
Fund Name	EuroPacific Growth Fund®
Class Name	Class R-6
Trading Symbol	RERGX
Annual or Semi-Annual Statement [Text Block]	This semi-annual shareholder report contains important information about EuroPacific Growth Fund (the "fund")
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the fund at capitalgroup.com/mutual-fund-literature-R6
Additional Information Phone Number	(800) 421-4225
Additional Information Website	capitalgroup.com/mutual-fund-literature-R6
Expenses [Text Block]	What were the fund costs for the last six months? $10 Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class R-6 $ 0.47 % * *Annualized.
Expenses Paid, Amount	$ 24
Expense Ratio, Percent	0.47%	[1]
Net Assets	$ 140,236,000,000
Holdings Count | Holding	348
Investment Company, Portfolio Turnover	14%
Additional Fund Statistics [Text Block]	Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 348 Portfolio turnover rate 14 %
Holdings [Text Block]	Portfolio holdings by sector
[1]Annualized.

Shareholder Report, Holdings (D

Shareholder Report, Holdings (Details)	Sep. 30, 2024
EuroPacific Growth Fund® - Class R-6 | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	17.04%
EuroPacific Growth Fund® - Class R-6 | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	16.86%
EuroPacific Growth Fund® - Class R-6 | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.22%
EuroPacific Growth Fund® - Class R-6 | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.62%
EuroPacific Growth Fund® - Class R-6 | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.23%
EuroPacific Growth Fund® - Class R-6 | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.88%
EuroPacific Growth Fund® - Class R-6 | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.02%
EuroPacific Growth Fund® - Class R-6 | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.41%
EuroPacific Growth Fund® - Class R-6 | Other Securities [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.58%
EuroPacific Growth Fund® - Class R-6 | Short Term Securities and Other Assets Less Liabilities [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.14%
EuroPacific Growth Fund® - Class R-5 | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	17.04%
EuroPacific Growth Fund® - Class R-5 | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	16.86%
EuroPacific Growth Fund® - Class R-5 | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.22%
EuroPacific Growth Fund® - Class R-5 | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.62%
EuroPacific Growth Fund® - Class R-5 | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.23%
EuroPacific Growth Fund® - Class R-5 | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.88%
EuroPacific Growth Fund® - Class R-5 | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.02%
EuroPacific Growth Fund® - Class R-5 | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.58%
EuroPacific Growth Fund® - Class R-5 | Other Securities [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.41%
EuroPacific Growth Fund® - Class R-5 | Short Term Securities and Other Assets Less Liabilities [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.14%
EuroPacific Growth Fund® - Class R-5E | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	17.04%
EuroPacific Growth Fund® - Class R-5E | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	16.86%
EuroPacific Growth Fund® - Class R-5E | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.22%
EuroPacific Growth Fund® - Class R-5E | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.62%
EuroPacific Growth Fund® - Class R-5E | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.23%
EuroPacific Growth Fund® - Class R-5E | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.88%
EuroPacific Growth Fund® - Class R-5E | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.02%
EuroPacific Growth Fund® - Class R-5E | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.58%
EuroPacific Growth Fund® - Class R-5E | Other Securities [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.41%
EuroPacific Growth Fund® - Class R-5E | Short Term Securities and Other Assets Less Liabilities [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.14%
EuroPacific Growth Fund® - Class R-4 | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	17.04%
EuroPacific Growth Fund® - Class R-4 | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	16.86%
EuroPacific Growth Fund® - Class R-4 | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.22%
EuroPacific Growth Fund® - Class R-4 | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.62%
EuroPacific Growth Fund® - Class R-4 | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.23%
EuroPacific Growth Fund® - Class R-4 | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.88%
EuroPacific Growth Fund® - Class R-4 | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.02%
EuroPacific Growth Fund® - Class R-4 | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.58%
EuroPacific Growth Fund® - Class R-4 | Other Securities [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.41%
EuroPacific Growth Fund® - Class R-4 | Short Term Securities and Other Assets Less Liabilities [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.14%
EuroPacific Growth Fund® - Class R-3 | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	17.04%
EuroPacific Growth Fund® - Class R-3 | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	16.86%
EuroPacific Growth Fund® - Class R-3 | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.22%
EuroPacific Growth Fund® - Class R-3 | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.62%
EuroPacific Growth Fund® - Class R-3 | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.23%
EuroPacific Growth Fund® - Class R-3 | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.88%
EuroPacific Growth Fund® - Class R-3 | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.02%
EuroPacific Growth Fund® - Class R-3 | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.58%
EuroPacific Growth Fund® - Class R-3 | Other Securities [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.41%
EuroPacific Growth Fund® - Class R-3 | Short Term Securities and Other Assets Less Liabilities [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.14%
EuroPacific Growth Fund® - Class R-2E | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	17.04%
EuroPacific Growth Fund® - Class R-2E | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	16.86%
EuroPacific Growth Fund® - Class R-2E | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.22%
EuroPacific Growth Fund® - Class R-2E | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.62%
EuroPacific Growth Fund® - Class R-2E | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.23%
EuroPacific Growth Fund® - Class R-2E | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.88%
EuroPacific Growth Fund® - Class R-2E | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.02%
EuroPacific Growth Fund® - Class R-2E | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.58%
EuroPacific Growth Fund® - Class R-2E | Other Securities [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.41%
EuroPacific Growth Fund® - Class R-2E | Short Term Securities and Other Assets Less Liabilities [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.14%
EuroPacific Growth Fund® - Class R-2 | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	17.04%
EuroPacific Growth Fund® - Class R-2 | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	16.86%
EuroPacific Growth Fund® - Class R-2 | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.22%
EuroPacific Growth Fund® - Class R-2 | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.62%
EuroPacific Growth Fund® - Class R-2 | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.23%
EuroPacific Growth Fund® - Class R-2 | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.88%
EuroPacific Growth Fund® - Class R-2 | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.02%
EuroPacific Growth Fund® - Class R-2 | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.58%
EuroPacific Growth Fund® - Class R-2 | Other Securities [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.41%
EuroPacific Growth Fund® - Class R-2 | Short Term Securities and Other Assets Less Liabilities [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.14%
EuroPacific Growth Fund® Class R-1 [Member] | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	17.04%
EuroPacific Growth Fund® Class R-1 [Member] | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	16.86%
EuroPacific Growth Fund® Class R-1 [Member] | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.22%
EuroPacific Growth Fund® Class R-1 [Member] | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.62%
EuroPacific Growth Fund® Class R-1 [Member] | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.23%
EuroPacific Growth Fund® Class R-1 [Member] | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.88%
EuroPacific Growth Fund® Class R-1 [Member] | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.02%
EuroPacific Growth Fund® Class R-1 [Member] | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.58%
EuroPacific Growth Fund® Class R-1 [Member] | Other Securities [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.41%
EuroPacific Growth Fund® Class R-1 [Member] | Short Term Securities and Other Assets Less Liabilities [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.14%
EuroPacific Growth Fund® Class 529-F-3 [Member] | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	17.04%
EuroPacific Growth Fund® Class 529-F-3 [Member] | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	16.86%
EuroPacific Growth Fund® Class 529-F-3 [Member] | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.22%
EuroPacific Growth Fund® Class 529-F-3 [Member] | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.62%
EuroPacific Growth Fund® Class 529-F-3 [Member] | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.23%
EuroPacific Growth Fund® Class 529-F-3 [Member] | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.88%
EuroPacific Growth Fund® Class 529-F-3 [Member] | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.02%
EuroPacific Growth Fund® Class 529-F-3 [Member] | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.58%
EuroPacific Growth Fund® Class 529-F-3 [Member] | Other Securities [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.41%
EuroPacific Growth Fund® Class 529-F-3 [Member] | Short Term Securities and Other Assets Less Liabilities [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.14%
EuroPacific Growth Fund® Class 529-F-2 [Member] | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	17.04%
EuroPacific Growth Fund® Class 529-F-2 [Member] | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	16.86%
EuroPacific Growth Fund® Class 529-F-2 [Member] | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.22%
EuroPacific Growth Fund® Class 529-F-2 [Member] | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.62%
EuroPacific Growth Fund® Class 529-F-2 [Member] | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.23%
EuroPacific Growth Fund® Class 529-F-2 [Member] | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.88%
EuroPacific Growth Fund® Class 529-F-2 [Member] | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.02%
EuroPacific Growth Fund® Class 529-F-2 [Member] | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.58%
EuroPacific Growth Fund® Class 529-F-2 [Member] | Other Securities [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.41%
EuroPacific Growth Fund® Class 529-F-2 [Member] | Short Term Securities and Other Assets Less Liabilities [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.14%
EuroPacific Growth Fund® Class 529-F-1 [Member] | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	17.04%
EuroPacific Growth Fund® Class 529-F-1 [Member] | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	16.86%
EuroPacific Growth Fund® Class 529-F-1 [Member] | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.22%
EuroPacific Growth Fund® Class 529-F-1 [Member] | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.62%
EuroPacific Growth Fund® Class 529-F-1 [Member] | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.23%
EuroPacific Growth Fund® Class 529-F-1 [Member] | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.88%
EuroPacific Growth Fund® Class 529-F-1 [Member] | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.02%
EuroPacific Growth Fund® Class 529-F-1 [Member] | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.58%
EuroPacific Growth Fund® Class 529-F-1 [Member] | Other Securities [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.41%
EuroPacific Growth Fund® Class 529-F-1 [Member] | Short Term Securities and Other Assets Less Liabilities [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.14%
EuroPacific Growth Fund® Class 529-T [Member] | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	17.04%
EuroPacific Growth Fund® Class 529-T [Member] | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	16.86%
EuroPacific Growth Fund® Class 529-T [Member] | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.22%
EuroPacific Growth Fund® Class 529-T [Member] | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.62%
EuroPacific Growth Fund® Class 529-T [Member] | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.23%
EuroPacific Growth Fund® Class 529-T [Member] | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.88%
EuroPacific Growth Fund® Class 529-T [Member] | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.02%
EuroPacific Growth Fund® Class 529-T [Member] | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.58%
EuroPacific Growth Fund® Class 529-T [Member] | Other Securities [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.41%
EuroPacific Growth Fund® Class 529-T [Member] | Short Term Securities and Other Assets Less Liabilities [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.14%
EuroPacific Growth Fund® - Class 529-E | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	17.04%
EuroPacific Growth Fund® - Class 529-E | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	16.86%
EuroPacific Growth Fund® - Class 529-E | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.22%
EuroPacific Growth Fund® - Class 529-E | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.62%
EuroPacific Growth Fund® - Class 529-E | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.23%
EuroPacific Growth Fund® - Class 529-E | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.88%
EuroPacific Growth Fund® - Class 529-E | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.02%
EuroPacific Growth Fund® - Class 529-E | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.58%
EuroPacific Growth Fund® - Class 529-E | Other Securities [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.41%
EuroPacific Growth Fund® - Class 529-E | Short Term Securities and Other Assets Less Liabilities [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.14%
EuroPacific Growth Fund® - Class 529-C | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	17.04%
EuroPacific Growth Fund® - Class 529-C | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	16.86%
EuroPacific Growth Fund® - Class 529-C | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.22%
EuroPacific Growth Fund® - Class 529-C | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.62%
EuroPacific Growth Fund® - Class 529-C | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.23%
EuroPacific Growth Fund® - Class 529-C | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.88%
EuroPacific Growth Fund® - Class 529-C | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.02%
EuroPacific Growth Fund® - Class 529-C | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.58%
EuroPacific Growth Fund® - Class 529-C | Other Securities [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.41%
EuroPacific Growth Fund® - Class 529-C | Short Term Securities and Other Assets Less Liabilities [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.14%
EuroPacific Growth Fund® - Class 529-A | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	17.04%
EuroPacific Growth Fund® - Class 529-A | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	16.86%
EuroPacific Growth Fund® - Class 529-A | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.22%
EuroPacific Growth Fund® - Class 529-A | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.62%
EuroPacific Growth Fund® - Class 529-A | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.23%
EuroPacific Growth Fund® - Class 529-A | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.88%
EuroPacific Growth Fund® - Class 529-A | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.02%
EuroPacific Growth Fund® - Class 529-A | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.58%
EuroPacific Growth Fund® - Class 529-A | Other Securities [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.41%
EuroPacific Growth Fund® - Class 529-A | Short Term Securities and Other Assets Less Liabilities [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.14%
EuroPacific Growth Fund® - Class F-3 | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	17.04%
EuroPacific Growth Fund® - Class F-3 | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	16.86%
EuroPacific Growth Fund® - Class F-3 | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.22%
EuroPacific Growth Fund® - Class F-3 | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.62%
EuroPacific Growth Fund® - Class F-3 | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.23%
EuroPacific Growth Fund® - Class F-3 | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.88%
EuroPacific Growth Fund® - Class F-3 | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.02%
EuroPacific Growth Fund® - Class F-3 | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.58%
EuroPacific Growth Fund® - Class F-3 | Other Securities [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.41%
EuroPacific Growth Fund® - Class F-3 | Short Term Securities and Other Assets Less Liabilities [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.14%
EuroPacific Growth Fund® - Class F-2 | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	17.04%
EuroPacific Growth Fund® - Class F-2 | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	16.86%
EuroPacific Growth Fund® - Class F-2 | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.22%
EuroPacific Growth Fund® - Class F-2 | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.62%
EuroPacific Growth Fund® - Class F-2 | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.23%
EuroPacific Growth Fund® - Class F-2 | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.88%
EuroPacific Growth Fund® - Class F-2 | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.02%
EuroPacific Growth Fund® - Class F-2 | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.58%
EuroPacific Growth Fund® - Class F-2 | Other Securities [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.41%
EuroPacific Growth Fund® - Class F-2 | Short Term Securities and Other Assets Less Liabilities [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.14%
EuroPacific Growth Fund® - Class F-1 | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	17.04%
EuroPacific Growth Fund® - Class F-1 | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	16.86%
EuroPacific Growth Fund® - Class F-1 | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.22%
EuroPacific Growth Fund® - Class F-1 | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.62%
EuroPacific Growth Fund® - Class F-1 | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.23%
EuroPacific Growth Fund® - Class F-1 | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.88%
EuroPacific Growth Fund® - Class F-1 | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.02%
EuroPacific Growth Fund® - Class F-1 | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.58%
EuroPacific Growth Fund® - Class F-1 | Other Securities [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.41%
EuroPacific Growth Fund® - Class F-1 | Short Term Securities and Other Assets Less Liabilities [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.14%
EuroPacific Growth Fund® - Class T | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	17.04%
EuroPacific Growth Fund® - Class T | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	16.86%
EuroPacific Growth Fund® - Class T | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.22%
EuroPacific Growth Fund® - Class T | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.62%
EuroPacific Growth Fund® - Class T | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.23%
EuroPacific Growth Fund® - Class T | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.88%
EuroPacific Growth Fund® - Class T | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.02%
EuroPacific Growth Fund® - Class T | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.58%
EuroPacific Growth Fund® - Class T | Other Securities [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.41%
EuroPacific Growth Fund® - Class T | Short Term Securities and Other Assets Less Liabilities [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.14%
EuroPacific Growth Fund® - Class C | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	17.04%
EuroPacific Growth Fund® - Class C | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	16.86%
EuroPacific Growth Fund® - Class C | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.22%
EuroPacific Growth Fund® - Class C | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.62%
EuroPacific Growth Fund® - Class C | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.23%
EuroPacific Growth Fund® - Class C | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.88%
EuroPacific Growth Fund® - Class C | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.02%
EuroPacific Growth Fund® - Class C | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.58%
EuroPacific Growth Fund® - Class C | Other Securities [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.41%
EuroPacific Growth Fund® - Class C | Short Term Securities and Other Assets Less Liabilities [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.14%
EuroPacific Growth Fund® - Class A | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	17.04%
EuroPacific Growth Fund® - Class A | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	16.86%
EuroPacific Growth Fund® - Class A | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.22%
EuroPacific Growth Fund® - Class A | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.62%
EuroPacific Growth Fund® - Class A | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.23%
EuroPacific Growth Fund® - Class A | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.88%
EuroPacific Growth Fund® - Class A | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.02%
EuroPacific Growth Fund® - Class A | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10.58%
EuroPacific Growth Fund® - Class A | Other Securities [Member]
Holdings [Line Items]
Percent of Net Asset Value	0.41%
EuroPacific Growth Fund® - Class A | Short Term Securities and Other Assets Less Liabilities [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.14%