v3.25.2
Shareholder Report
6 Months Ended
May 31, 2025
USD ($)
Holding
Shareholder Report [Line Items]  
Document Type N-CSRS
Amendment Flag false
Registrant Name The New Economy Fund
Entity Central Index Key 0000719608
Entity Investment Company Type N-1A
Document Period End Date May 31, 2025
The New Economy Fund - Class A  
Shareholder Report [Line Items]  
Fund Name The New Economy Fund®
Class Name Class A
Trading Symbol ANEFX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about The New Economy Fund
 
(the "fund") for the period from December 1, 2024 to May 31, 2025.
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
. You can also request this information by contacting us at
(800) 421-4225
.
Additional Information Phone Number (800) 421-4225
Additional Information Website capitalgroup.com/mutual-fund-literature-A
Expenses [Text Block]
What were the f
und
costs for the last six months?
(based on a hy
pot
het
ica
l $10,000 investment)
Share class
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class A
$
37
0.73
%
*
*Ann
ua
lized.
Expenses Paid, Amount $ 37
Expense Ratio, Percent 0.73% [1]
Net Assets $ 36,215,000,000
Holdings Count | Holding 209
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Key fund s
ta
tistics
Fund net assets (in millions)
$
36,215
Total number of portfolio holdings 209
Portfolio turnover rate 16
%
Holdings [Text Block]
Portfolio ho
ld
ings by sector 
(percent of net assets)
Graphical Representation - Allocation 1 Chart
The New Economy Fund - Class C  
Shareholder Report [Line Items]  
Fund Name The New Economy Fund®
Class Name Class C
Trading Symbol ANFCX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about The New Economy Fund (the "fund") for the period from December 1, 2024 to May 31, 2025.
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
. You can also request this information by contacting us at
(800) 421-4225
.
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?
(based on a
hy
pothetical $10,000 investment)
Share class
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class C
$
75
1.49
%
*
*Annualized.
Expenses Paid, Amount $ 75
Expense Ratio, Percent 1.49% [1]
Net Assets $ 36,215,000,000
Holdings Count | Holding 209
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Key fund sta
tis
tics
Fund net assets (in millions)
$
36,215
Total number of portfolio holdings 209
Portfolio turnover rate 16
%
Holdings [Text Block]
Portfolio holdings by sector 
(p
erc
ent of net assets)
Graphical Representation - Allocation 1 Chart
The New Economy Fund - Class T  
Shareholder Report [Line Items]  
Fund Name The New Economy Fund®
Class Name Class T
Trading Symbol TNEEX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about The New Economy Fund (the "fund") for the period from December 1, 2024 to May 31, 2025.
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
. You can also request this information by contacting us at
(800) 421-4225
.
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?
(based on a hy
pot
hetical $10,000 investment)
Share class
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class T
$
25
0.49
%
*
*Annualized.
Expenses Paid, Amount $ 25
Expense Ratio, Percent 0.49% [1]
Net Assets $ 36,215,000,000
Holdings Count | Holding 209
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Key
fun
d statistics
Fund net assets (in millions)
$
36,215
Total number of portfolio holdings209
Portfolio turnover rate16
%
Holdings [Text Block]
Portfolio holdings by sector 
(percent of n
e
t assets)
Graphical Representation - Allocation 1 Chart
The New Economy Fund - Class F-1  
Shareholder Report [Line Items]  
Fund Name The New Economy Fund®
Class Name Class F-1
Trading Symbol ANFFX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about The New Economy Fund (the "fund") for the period from December 1, 2024 to May 31, 2025.
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
. You can also request this information by contacting us at
(800) 421-4225
.
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?
(b
as
ed on a hypothetical $10,000 investment)
Share class
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class F-1
$
40
0.79
%
*
*Annualized.
Expenses Paid, Amount $ 40
Expense Ratio, Percent 0.79% [1]
Net Assets $ 36,215,000,000
Holdings Count | Holding 209
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Key fund stat
is
tics
Fund net assets (in millions)
$
36,215
Total number of portfolio holdings209
Portfolio turnover rate16
%
Holdings [Text Block]
Portfolio holdings by sector 
(perc
e
nt of net assets)
Graphical Representation - Allocation 1 Chart
The New Economy Fund - Class F-2  
Shareholder Report [Line Items]  
Fund Name The New Economy Fund®
Class Name Class F-2
Trading Symbol NEFFX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about The New Economy Fund
 
(the "fund") for the period from December 1, 2024 to May 31, 2025.
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
. You can also request this information by contacting us at
(800) 421-4225
.
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?
(based on a hy
poth
etic
al
$10,000 investment)
Share class
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class F-2
$
26
0.52
%
*
*Annualized.
Expenses Paid, Amount $ 26
Expense Ratio, Percent 0.52% [1]
Net Assets $ 36,215,000,000
Holdings Count | Holding 209
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Key fu
n
d statistics
Fund net assets (in millions)
$
36,215
Total number of portfolio holdings209
Portfolio turnover rate16
%
Holdings [Text Block]
Portfolio holdings by sector 
(perc
e
nt of net assets)
Graphical Representation - Allocation 1 Chart
The New Economy Fund - Class F-3  
Shareholder Report [Line Items]  
Fund Name The New Economy Fund®
Class Name Class F-3
Trading Symbol FNEFX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about The New Economy Fund (the "fund") for the period from December 1, 2024 to May 31, 2025.
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
. You can also request this information by contacting us at
(800) 421-4225
.
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?
(based on a hypothetical $10,000 investment)
Share class
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class F-3
$
20
0.40
%
*
*Annualized.
Expenses Paid, Amount $ 20
Expense Ratio, Percent 0.40% [1]
Net Assets $ 36,215,000,000
Holdings Count | Holding 209
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Key fund statistics
Fund net assets (in millions)
$
36,215
Total number of portfolio holdings 209
Portfolio turnover rate 16
%
Holdings [Text Block]
Portfolio holdings by sector 
(percent of net assets)
Graphical Representation - Allocation 1 Chart
The New Economy Fund - Class 529-A  
Shareholder Report [Line Items]  
Fund Name The New Economy Fund®
Class Name Class 529-A
Trading Symbol CNGAX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about The New Economy Fund (the "fund") for the period from December 1, 2024 to May 31, 2025.
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
. You can also request this information by contacting us at
(800) 421-4225
.
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?
(based on a hypothetical $10,000 investment)
Share class
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class 529-A
$
38
0.76
%
*
*Annualized.
Expenses Paid, Amount $ 38
Expense Ratio, Percent 0.76% [1]
Net Assets $ 36,215,000,000
Holdings Count | Holding 209
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Key fund statistics
Fund net assets (in millions)
$
36,215
Total number of portfolio holdings209
Portfolio turnover rate16
%
Holdings [Text Block]
Portfolio holdings by sector 
(p
er
cent of net assets)
Graphical Representation - Allocation 1 Chart
The New Economy Fund - Class 529-C  
Shareholder Report [Line Items]  
Fund Name The New Economy Fund®
Class Name Class 529-C
Trading Symbol CNGCX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about The New Economy Fund (the "fund") for the period from December 1, 2024 to May 31, 2025.
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
. You can also request this information by contacting us at
(800) 421-4225
.
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?
(based on a hypothetical $10,000 investment)
Share class
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class 529-C
$
76
1.52
%
*
*Annualized.
Expenses Paid, Amount $ 76
Expense Ratio, Percent 1.52% [1]
Net Assets $ 36,215,000,000
Holdings Count | Holding 209
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Key fund statistics
Fund net assets (in millions)
$
36,215
Total number of portfolio holdings 209
Portfolio turnover rate 16
%
Holdings [Text Block]
Portfolio holdings by sector 
(percent of net assets)
Graphical Representation - Allocation 1 Chart
The New Economy Fund - Class 529-E  
Shareholder Report [Line Items]  
Fund Name The New Economy Fund®
Class Name Class 529-E
Trading Symbol CNGEX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about The New Economy Fund (the "fund") for the period from December 1, 2024 to May 31, 2025.
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
. You can also request this information by contacting us at
(800) 421-4225
.
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?
(based on a hypothetical $10,000 investment)
Share class
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class 529-E
$
51
1.01
%
*
*Annualized.
Expenses Paid, Amount $ 51
Expense Ratio, Percent 1.01% [1]
Net Assets $ 36,215,000,000
Holdings Count | Holding 209
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Key fund statistics
Fund net assets (in millions)
$
36,215
Total number of portfolio holdings 209
Portfolio turnover rate 16
%
Holdings [Text Block]
Portfolio holdings by sector 
(percent of net assets)
Graphical Representation - Allocation 1 Chart
The New Economy Fund - Class 529-T  
Shareholder Report [Line Items]  
Fund Name The New Economy Fund®
Class Name Class 529-T
Trading Symbol TENEX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about The New Economy Fund (the "fund") for the period from December 1, 2024 to May 31, 2025.
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
. You can also request this information by contacting us at
(800) 421-4225
.
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?
(based on a hypothetical $10,000 investment)
Share class
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class 529-T
$
27
0.54
%
*
*Annualized.
Expenses Paid, Amount $ 27
Expense Ratio, Percent 0.54% [1]
Net Assets $ 36,215,000,000
Holdings Count | Holding 209
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Key fund statistics
Fund net assets (in millions)
$
36,215
Total number of portfolio holdings 209
Portfolio turnover rate 16
%
Holdings [Text Block]
Portfolio holdings by sector 
(percent of net assets)
Graphical Representation - Allocation 1 Chart
The New Economy Fund - Class 529-F-1  
Shareholder Report [Line Items]  
Fund Name The New Economy Fund®
Class Name Class 529-F-1
Trading Symbol CNGFX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about The New Economy Fund (the "fund") for the period from December 1, 2024 to May 31, 2025.
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
. You can also request this information by contacting us at
(800) 421-4225
.
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?
(based on a hypothetical $10,000 investment)
Share class
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class 529-F-1
$
30
0.59
%
*
*Annualized.
Expenses Paid, Amount $ 30
Expense Ratio, Percent 0.59% [1]
Net Assets $ 36,215,000,000
Holdings Count | Holding 209
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Key fund statistics
Fund net assets (in millions)
$
36,215
Total number of portfolio holdings 209
Portfolio turnover rate 16
%
Holdings [Text Block]
Portfolio holdings by sector 
(percent of net assets)
Graphical Representation - Allocation 1 Chart
The New Economy Fund - Class 529-F-2  
Shareholder Report [Line Items]  
Fund Name The New Economy Fund®
Class Name Class 529-F-2
Trading Symbol FNEEX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about The New Economy Fund (the "fund") for the period from December 1, 2024 to May 31, 2025.
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
. You can also request this information by contacting us at
(800) 421-4225
.
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?
(based on a hypothetical $10,000 investment)
Share class
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class 529-F-2
$
26
0.51
%
*
*Annualized.
Expenses Paid, Amount $ 26
Expense Ratio, Percent 0.51% [1]
Net Assets $ 36,215,000,000
Holdings Count | Holding 209
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Key fund statistics
Fund net assets (in millions)
$
36,215
Total number of portfolio holdings 209
Portfolio turnover rate 16
%
Holdings [Text Block]
Portfolio holdings by sector 
(percent of net assets)
Graphical Representation - Allocation 1 Chart
The New Economy Fund - Class 529-F-3  
Shareholder Report [Line Items]  
Fund Name The New Economy Fund®
Class Name Class 529-F-3
Trading Symbol FNNEX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about The New Economy Fund (the "fund") for the period from December 1, 2024 to May 31, 2025.
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
. You can also request this information by contacting us at
(800) 421-4225
.
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?
(based on a hypothetical $10,000 investment)
Share class
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class 529-F-3
$
23
0.45
%
*
*Annualized.
Expenses Paid, Amount $ 23
Expense Ratio, Percent 0.45% [1]
Net Assets $ 36,215,000,000
Holdings Count | Holding 209
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Key fund statistics
Fund net assets (in millions)
$
36,215
Total number of portfolio holdings 209
Portfolio turnover rate 16
%
Holdings [Text Block]
Portfolio holdings by sector 
(percent of net assets)
Graphical Representation - Allocation 1 Chart
The New Economy Fund - Class R-1  
Shareholder Report [Line Items]  
Fund Name The New Economy Fund®
Class Name Class R-1
Trading Symbol RNGAX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about The New Economy Fund (the "fund") for the period from December 1, 2024 to May 31, 2025.
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
. You can also request this information by contacting us at
(800) 421-4225
.
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?
(based on a hypothetical $10,000 investment)
Share class
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class R-1
$
75
1.49
%
*
*Annualized.
Expenses Paid, Amount $ 75
Expense Ratio, Percent 1.49% [1]
Net Assets $ 36,215,000,000
Holdings Count | Holding 209
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Key fund statistics
Fund net assets (in millions)
$
36,215
Total number of portfolio holdings209
Portfolio turnover rate16
%
Holdings [Text Block]
Portfolio holdings by sector 
(percent of net assets)
Graphical Representation - Allocation 1 Chart
The New Economy Fund - Class R-2  
Shareholder Report [Line Items]  
Fund Name The New Economy Fund®
Class Name Class R-2
Trading Symbol RNGBX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about The New Economy Fund (the "fund") for the period from December 1, 2024 to May 31, 2025.
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
. You can also request this information by contacting us at
(800) 421-4225
.
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?
(based on a hypothetical $10,000 investment)
Share class
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class R-2
$
75
1.50
%
*
*Annualized.
Expenses Paid, Amount $ 75
Expense Ratio, Percent 1.50% [1]
Net Assets $ 36,215,000,000
Holdings Count | Holding 209
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Key fund statistics
Fund net assets (in millions)
$
36,215
Total number of portfolio holdings 209
Portfolio turnover rate 16
%
Holdings [Text Block]
Portfolio holdings by sector 
(percent of net assets)
Graphical Representation - Allocation 1 Chart
The New Economy Fund - Class R-2E  
Shareholder Report [Line Items]  
Fund Name The New Economy Fund®
Class Name Class R-2E
Trading Symbol RNNEX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about The New Economy Fund (the "fund") for the period from December 1, 2024 to May 31, 2025.
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
. You can also request this information by contacting us at
(800) 421-4225
.
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?
(based on a hypothetical $10,000 investment)
Share class
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class R-2E
$
60
1.20
%
*
*Annualized.
Expenses Paid, Amount $ 60
Expense Ratio, Percent 1.20% [1]
Net Assets $ 36,215,000,000
Holdings Count | Holding 209
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Key fund statistics
Fund net assets (in millions)
$
36,215
Total number of portfolio holdings 209
Portfolio turnover rate 16
%
Holdings [Text Block]
Portfolio holdings by sector 
(percent of net assets)
Graphical Representation - Allocation 1 Chart
The New Economy Fund - Class R-3  
Shareholder Report [Line Items]  
Fund Name The New Economy Fund®
Class Name Class R-3
Trading Symbol RNGCX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about The New Economy Fund (the "fund") for the period from December 1, 2024 to May 31, 2025.
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
. You can also request this information by contacting us at
(800) 421-4225
.
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?
(based on a hypothetical $10,000 investment)
Share class
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class R-3
$
53
1.05
%
*
*Annualized.
Expenses Paid, Amount $ 53
Expense Ratio, Percent 1.05% [1]
Net Assets $ 36,215,000,000
Holdings Count | Holding 209
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Key fund statistics
Fund net assets (in millions)
$
36,215
Total number of portfolio holdings 209
Portfolio turnover rate 16
%
Holdings [Text Block]
Portfolio holdings by sector 
(percent of net assets)
Graphical Representation - Allocation 1 Chart
The New Economy Fund - Class R-4  
Shareholder Report [Line Items]  
Fund Name The New Economy Fund®
Class Name Class R-4
Trading Symbol RNGEX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about The New Economy Fund (the "fund") for the period from December 1, 2024 to May 31, 2025.
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
. You can also request this information by contacting us at
(800) 421-4225
.
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?
(based on a hypothetical $10,000 investment)
Share class
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class R-4
$
38
0.75
%
*
*Annualized.
Expenses Paid, Amount $ 38
Expense Ratio, Percent 0.75% [1]
Net Assets $ 36,215,000,000
Holdings Count | Holding 209
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Key fund statistics
Fund net assets (in millions)
$
36,215
Total number of portfolio holdings 209
Portfolio turnover rate 16
%
Holdings [Text Block]
Portfolio holdings by sector 
(percent of net assets)
Graphical Representation - Allocation 1 Chart
The New Economy Fund - Class R-5E  
Shareholder Report [Line Items]  
Fund Name The New Economy Fund®
Class Name Class R-5E
Trading Symbol RNGHX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about The New Economy Fund (the "fund") for the period from December 1, 2024 to May 31, 2025.
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
. You can also request this information by contacting us at
(800) 421-4225
.
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?
(based on a hypothetical $10,000 investment)
Share class
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class R-5E
$
28
0.56
%
*
*Annualized.
Expenses Paid, Amount $ 28
Expense Ratio, Percent 0.56% [1]
Net Assets $ 36,215,000,000
Holdings Count | Holding 209
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Key fund statistics
Fund net assets (in millions)
$
36,215
Total number of portfolio holdings 209
Portfolio turnover rate 16
%
Holdings [Text Block]
Portfolio holdings by sector 
(percent of net assets)
Graphical Representation - Allocation 1 Chart
The New Economy Fund - Class R-5  
Shareholder Report [Line Items]  
Fund Name The New Economy Fund®
Class Name Class R-5
Trading Symbol RNGFX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about The New Economy Fund (the "fund") for the period from December 1, 2024 to May 31, 2025.
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
. You can also request this information by contacting us at
(800) 421-4225
.
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?
(based on a hypothetical $10,000 investment)
Share class
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class R-5
$
23
0.46
%
*
*Annualized.
Expenses Paid, Amount $ 23
Expense Ratio, Percent 0.46% [1]
Net Assets $ 36,215,000,000
Holdings Count | Holding 209
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Key fund statistics
Fund net assets (in millions)
$
36,215
Total number of portfolio holdings 209
Portfolio turnover rate 16
%
Holdings [Text Block]
Portfolio holdings by sector 
(percent of net assets)
Graphical Representation - Allocation 1 Chart
The New Economy Fund - Class R-6  
Shareholder Report [Line Items]  
Fund Name The New Economy Fund®
Class Name Class R-6
Trading Symbol RNGGX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about The New Economy Fund (the "fund") for the period from December 1, 2024 to May 31, 2025.
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
. You can also request this information by contacting us at
(800) 421-4225
.
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?
(based on a hypothetical $10,000 investment)
Share class
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class R-6
$
20
0.40
%
*
*Annualized.
Expenses Paid, Amount $ 20
Expense Ratio, Percent 0.40% [1]
Net Assets $ 36,215,000,000
Holdings Count | Holding 209
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Key fund statistics
Fund net assets (in millions)
$
36,215
Total number of portfolio holdings209
Portfolio turnover rate16
%
Holdings [Text Block]
Portfolio holdings by sector 
(percent of net assets)
Graphical Representation - Allocation 1 Chart
[1] Annualized.