American Funds Capital World Growth & Income Fund Class F-1 Shs (CWGFX)
Company Profile
| Form N-CSR Cover | 6 Months Ended |
| May 31, 2024 | |
| Shareholder Report [Line Items] | |
| Document Type | N-CSRS |
| Amendment Flag | false |
| Registrant Name | Capital World Growth and Income Fund |
| Entity Central Index Key | 0000894005 |
| Entity Investment Company Type | N-1A |
| Document Period End Date | May 31, 2024 |
| Shareholder Report | 6 Months Ended | |
| May 31, 2024 USD ($) Holdings | ||
| Shareholder Report [Line Items] | ||
| Document Type | N-CSRS | |
| Amendment Flag | false | |
| Registrant Name | Capital World Growth and Income Fund | |
| Entity Central Index Key | 0000894005 | |
| Entity Investment Company Type | N-1A | |
| Document Period End Date | May 31, 2024 | |
| Capital World Growth and Income Fund® Class 529-A [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Capital World Growth and Income Fund® | |
| Class Name | Class 529-A | |
| Trading Symbol | CWIAX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Capital World Growth and Income Fund for the period from December 1, 2023 to May 31, 2024. | |
| 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 Class 529-A $ 0.78 % * *Annualized | |
| Expenses Paid, Amount | $ 42 | |
| Expense Ratio, Percent | 0.78% | [1] |
| Net Assets | $ 123,081,000,000 | |
| Holdings Count | Holdings | 341 | |
| Investment Company, Portfolio Turnover | 15% | |
| Additional Fund Statistics [Text Block] | Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 341 Portfolio turnover rate 15 % | |
| Holdings [Text Block] | Portfolio holdings by sector | |
| Capital World Growth and Income Fund® Class 529-C [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Capital World Growth and Income Fund® | |
| Class Name | Class 529-C | |
| Trading Symbol | CWICX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Capital World Growth and Income Fund for the period from December 1, 2023 to May 31, 2024. | |
| 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? Share class Costs of a $ 10,000 Costs paid as a percentage of a $10,000 investment Class 529-C $ 1.55 % * *Annualiz e | |
| Expenses Paid, Amount | $ 83 | |
| Expense Ratio, Percent | 1.55% | [1] |
| Net Assets | $ 123,081,000,000 | |
| Holdings Count | Holdings | 341 | |
| Investment Company, Portfolio Turnover | 15% | |
| Additional Fund Statistics [Text Block] | Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 341 Portfolio turnover rate 15 % | |
| Holdings [Text Block] | Portfolio holdings by sector | |
| Capital World Growth and Income Fund® Class 529-E [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Capital World Growth and Income Fund® | |
| Class Name | Class 529-E | |
| Trading Symbol | CWIEX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Capital World Growth and Income Fund for the period from December 1, 2023 to May 31, 2024. | |
| 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? Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class 529-E $ 1.01 % * * Annualized | |
| Expenses Paid, Amount | $ 54 | |
| Expense Ratio, Percent | 1.01% | [1] |
| Net Assets | $ 123,081,000,000 | |
| Holdings Count | Holdings | 341 | |
| Investment Company, Portfolio Turnover | 15% | |
| Additional Fund Statistics [Text Block] | Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 341 Portfolio turnover rate 15 % | |
| Holdings [Text Block] | Portfolio holdings by sector | |
| Capital World Growth and Income Fund® Class 529-F-1 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Capital World Growth and Income Fund® | |
| Class Name | Class 529-F-1 | |
| Trading Symbol | CWIFX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Capital World Growth and Income Fund for the period from December 1, 2023 to May 31, 2024. | |
| 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 $ 0.61 % * *Annuali ze | |
| Expenses Paid, Amount | $ 33 | |
| Expense Ratio, Percent | 0.61% | [1] |
| Net Assets | $ 123,081,000,000 | |
| Holdings Count | Holdings | 341 | |
| Investment Company, Portfolio Turnover | 15% | |
| Additional Fund Statistics [Text Block] | Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 341 Portfolio turnover rate 15 % | |
| Holdings [Text Block] | Portfolio holdings by sector | |
| Capital World Growth and Income Fund® Class 529-F-2 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Capital World Growth and Income Fund® | |
| Class Name | Class 529-F-2 | |
| Trading Symbol | FCWGX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Capital World Growth and Income Fund for the period from December 1, 2023 to May 31, 2024. | |
| 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 $ 0.52 % * *Annua lize | |
| Expenses Paid, Amount | $ 28 | |
| Expense Ratio, Percent | 0.52% | [1] |
| Net Assets | $ 123,081,000,000 | |
| Holdings Count | Holdings | 341 | |
| Investment Company, Portfolio Turnover | 15% | |
| Additional Fund Statistics [Text Block] | Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 341 Portfolio turnover rate 15 % | |
| Holdings [Text Block] | Portfolio holdings by sector | |
| Capital World Growth and Income Fund® Class 529-F-3 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Capital World Growth and Income Fund® | |
| Class Name | Class 529-F-3 | |
| Trading Symbol | FWCGX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Capital World Growth and Income Fund for the period from December 1, 2023 to May 31, 2024. | |
| 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? on Share class Costs of a $10,000 investment Costs paid as a percentage of a $ 10,000 Class 529-F-3 $ 0.46 % * *Annualized | |
| Expenses Paid, Amount | $ 25 | |
| Expense Ratio, Percent | 0.46% | [1] |
| Net Assets | $ 123,081,000,000 | |
| Holdings Count | Holdings | 341 | |
| Investment Company, Portfolio Turnover | 15% | |
| Additional Fund Statistics [Text Block] | Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 341 Portfolio turnover rate 15 % | |
| Holdings [Text Block] | Portfolio holdings by sector | |
| Capital World Growth and Income Fund® Class 529-T [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Capital World Growth and Income Fund® | |
| Class Name | Class 529-T | |
| Trading Symbol | TCWWX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Capital World Growth and Income Fund for the period from December 1, 2023 to May 31, 2024. | |
| 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? on Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class 529-T $ 0.55 % * *Annualized | |
| Expenses Paid, Amount | $ 30 | |
| Expense Ratio, Percent | 0.55% | [1] |
| Net Assets | $ 123,081,000,000 | |
| Holdings Count | Holdings | 341 | |
| Investment Company, Portfolio Turnover | 15% | |
| Additional Fund Statistics [Text Block] | Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 341 Portfolio turnover rate 15 % | |
| Holdings [Text Block] | Portfolio holdings by sector | |
| Capital World Growth and Income Fund® Class A | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Capital World Growth and Income Fund® | |
| Class Name | Class A | |
| Trading Symbol | CWGIX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Capital World Growth and Income Fund for the period from December 1, 2023 to May 31, 2024. | |
| 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? hypothetical investment Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class A $ 0.74 % * *Annualized | |
| Expenses Paid, Amount | $ 40 | |
| Expense Ratio, Percent | 0.74% | [1] |
| Net Assets | $ 123,081,000,000 | |
| Holdings Count | Holdings | 341 | |
| Investment Company, Portfolio Turnover | 15% | |
| Additional Fund Statistics [Text Block] | Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 341 Portfolio turnover rate 15 % | |
| Holdings [Text Block] | Portfolio holdings | |
| Capital World Growth and Income Fund® Class C | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Capital World Growth and Income Fund® | |
| Class Name | Class C | |
| Trading Symbol | CWGCX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Capital World Growth and Income Fund for the period from December 1, 2023 to May 31, 2024. | |
| 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 $ 1.49 % * *Annualized | |
| Expenses Paid, Amount | $ 80 | |
| Expense Ratio, Percent | 1.49% | [1] |
| Net Assets | $ 123,081,000,000 | |
| Holdings Count | Holdings | 341 | |
| Investment Company, Portfolio Turnover | 15% | |
| Additional Fund Statistics [Text Block] | Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 341 Portfolio turnover rate 15 % | |
| Holdings [Text Block] | Portfolio holdings by sector | |
| Capital World Growth and Income Fund® Class F-1 | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Capital World Growth and Income Fund® | |
| Class Name | Class F-1 | |
| Trading Symbol | CWGFX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Capital World Growth and Income Fund for the period from December 1, 2023 to May 31, 2024. | |
| 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 $ 0.80 % * *Annualized | |
| Expenses Paid, Amount | $ 43 | |
| Expense Ratio, Percent | 0.80% | [1] |
| Net Assets | $ 123,081,000,000 | |
| Holdings Count | Holdings | 341 | |
| Investment Company, Portfolio Turnover | 15% | |
| Additional Fund Statistics [Text Block] | Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 341 Portfolio turnover rate 15 % | |
| Holdings [Text Block] | Portfolio holdings | |
| Capital World Growth and Income Fund® Class F-2 | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Capital World Growth and Income Fund® | |
| Class Name | Class F-2 | |
| Trading Symbol | WGIFX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Capital World Growth and Income Fund for the period from December 1, 2023 to May 31, 2024. | |
| 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? Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class F-2 $ 0.51 % * *Annualized | |
| Expenses Paid, Amount | $ 27 | |
| Expense Ratio, Percent | 0.51% | [1] |
| Net Assets | $ 123,081,000,000 | |
| Holdings Count | Holdings | 341 | |
| Investment Company, Portfolio Turnover | 15% | |
| Additional Fund Statistics [Text Block] | Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 341 Portfolio turnover rate 15 % | |
| Holdings [Text Block] | Portfolio sector | |
| Capital World Growth and Income Fund® Class F-3 | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Capital World Growth and Income Fund® | |
| Class Name | Class F-3 | |
| Trading Symbol | FWGIX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Capital World Growth and Income Fund for the period from December 1, 2023 to May 31, 2024. | |
| 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 $ 0.41 % * *Annualized | |
| Expenses Paid, Amount | $ 22 | |
| Expense Ratio, Percent | 0.41% | [1] |
| Net Assets | $ 123,081,000,000 | |
| Holdings Count | Holdings | 341 | |
| Investment Company, Portfolio Turnover | 15% | |
| Additional Fund Statistics [Text Block] | Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 341 Portfolio turnover rate 15 % | |
| Holdings [Text Block] | Portfolio holdings | |
| Capital World Growth and Income Fund® Class R-1 | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Capital World Growth and Income Fund® | |
| Class Name | Class R-1 | |
| Trading Symbol | RWIAX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Capital World Growth and Income Fund for the period from December 1, 2023 to May 31, 2024. | |
| 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 $ 1.50 % * *Annualized | |
| Expenses Paid, Amount | $ 80 | |
| Expense Ratio, Percent | 1.50% | [1] |
| Net Assets | $ 123,081,000,000 | |
| Holdings Count | Holdings | 341 | |
| Investment Company, Portfolio Turnover | 15% | |
| Additional Fund Statistics [Text Block] | Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 341 Portfolio turnover rate 15 % | |
| Holdings [Text Block] | Portfolio holdings by sector | |
| Capital World Growth and Income Fund® Class R-2 | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Capital World Growth and Income Fund® | |
| Class Name | Class R-2 | |
| Trading Symbol | RWIBX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Capital World Growth and Income Fund for the period from December 1, 2023 to May 31, 2024. | |
| 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 $ 1.50 % * *Annualized | |
| Expenses Paid, Amount | $ 80 | |
| Expense Ratio, Percent | 1.50% | [1] |
| Net Assets | $ 123,081,000,000 | |
| Holdings Count | Holdings | 341 | |
| Investment Company, Portfolio Turnover | 15% | |
| Additional Fund Statistics [Text Block] | Fund net assets (in millions) $ Total number of portfolio holdings 341 Portfolio turnover rate 15 % | |
| Holdings [Text Block] | Portfolio holdings | |
| Capital World Growth and Income Fund® Class R-2E | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Capital World Growth and Income Fund® | |
| Class Name | Class R-2E | |
| Trading Symbol | RWBEX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Capital World Growth and Income Fund for the period from December 1, 2023 to May 31, 2024. | |
| 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? Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class R-2E $ 1.21 % * *Annualized | |
| Expenses Paid, Amount | $ 65 | |
| Expense Ratio, Percent | 1.21% | [1] |
| Net Assets | $ 123,081,000,000 | |
| Holdings Count | Holdings | 341 | |
| Investment Company, Portfolio Turnover | 15% | |
| Additional Fund Statistics [Text Block] | Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 341 Portfolio turnover rate 15 % | |
| Holdings [Text Block] | Portfolio holdings | |
| Capital World Growth and Income Fund® Class R-3 | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Capital World Growth and Income Fund® | |
| Class Name | Class R-3 | |
| Trading Symbol | RWICX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Capital World Growth and Income Fund for the period from December 1, 2023 to May 31, 2024. | |
| 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 $ 1.05 % * *Annualized | |
| Expenses Paid, Amount | $ 56 | |
| Expense Ratio, Percent | 1.05% | [1] |
| Net Assets | $ 123,081,000,000 | |
| Holdings Count | Holdings | 341 | |
| Investment Company, Portfolio Turnover | 15% | |
| Additional Fund Statistics [Text Block] | Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 341 Portfolio turnover rate 15 % | |
| Holdings [Text Block] | Portfolio holdings by sector percent | |
| Capital World Growth and Income Fund® Class R-4 | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Capital World Growth and Income Fund® | |
| Class Name | Class R-4 | |
| Trading Symbol | RWIEX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Capital World Growth and Income Fund for the period from December 1, 2023 to May 31, 2024. | |
| 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? Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class R-4 $ 0.76 % * *Annualized | |
| Expenses Paid, Amount | $ 41 | |
| Expense Ratio, Percent | 0.76% | [1] |
| Net Assets | $ 123,081,000,000 | |
| Holdings Count | Holdings | 341 | |
| Investment Company, Portfolio Turnover | 15% | |
| Additional Fund Statistics [Text Block] | Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 341 Portfolio turnover rate 15 % | |
| Holdings [Text Block] | Portfolio holdings by sector | |
| Capital World Growth and Income Fund® Class R-5 | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Capital World Growth and Income Fund® | |
| Class Name | Class R-5 | |
| Trading Symbol | RWIFX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Capital World Growth and Income Fund for the period from December 1, 2023 to May 31, 2024. | |
| 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? Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class R-5 $ 0.46 % * *Annualized | |
| Expenses Paid, Amount | $ 25 | |
| Expense Ratio, Percent | 0.46% | [1] |
| Net Assets | $ 123,081,000,000 | |
| Holdings Count | Holdings | 341 | |
| Investment Company, Portfolio Turnover | 15% | |
| Additional Fund Statistics [Text Block] | Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 341 Portfolio turnover rate 15 % | |
| Holdings [Text Block] | Portfolio holdings by sector | |
| Capital World Growth and Income Fund® Class R-5E | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Capital World Growth and Income Fund® | |
| Class Name | Class R-5E | |
| Trading Symbol | RWIHX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Capital World Growth and Income Fund for the period from December 1, 2023 to May 31, 2024. | |
| 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? Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class R-5E $ 0.56 % * *Annualized | |
| Expenses Paid, Amount | $ 30 | |
| Expense Ratio, Percent | 0.56% | [1] |
| Net Assets | $ 123,081,000,000 | |
| Holdings Count | Holdings | 341 | |
| Investment Company, Portfolio Turnover | 15% | |
| Additional Fund Statistics [Text Block] | Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 341 Portfolio turnover rate 15 % | |
| Holdings [Text Block] | Portfolio holdings | |
| Capital World Growth and Income Fund® Class R-6 | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Capital World Growth and Income Fund® | |
| Class Name | Class R-6 | |
| Trading Symbol | RWIGX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Capital World Growth and Income Fund for the period from December 1, 2023 to May 31, 2024. | |
| 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? Share class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class R-6 $ 0.41 % * *Annualized | |
| Expenses Paid, Amount | $ 22 | |
| Expense Ratio, Percent | 0.41% | [1] |
| Net Assets | $ 123,081,000,000 | |
| Holdings Count | Holdings | 341 | |
| Investment Company, Portfolio Turnover | 15% | |
| Additional Fund Statistics [Text Block] | Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 341 Portfolio turnover rate 15 % | |
| Holdings [Text Block] | Portfolio holdings | |
| Capital World Growth and Income Fund® Class T | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Capital World Growth and Income Fund® | |
| Class Name | Class T | |
| Trading Symbol | TCWGX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Capital World Growth and Income Fund for the period from December 1, 2023 to May 31, 2024. | |
| 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 $ 0.50 % * *Annualized | |
| Expenses Paid, Amount | $ 27 | |
| Expense Ratio, Percent | 0.50% | [1] |
| Net Assets | $ 123,081,000,000 | |
| Holdings Count | Holdings | 341 | |
| Investment Company, Portfolio Turnover | 15% | |
| Additional Fund Statistics [Text Block] | Key fund statistics Fund net assets (in millions) $ Total number of portfolio holdings 341 Portfolio turnover rate 15 % | |
| Holdings [Text Block] | Portfolio holdings by sector | |
| [1]Annualized | ||
| Shareholder Report, Holdings (Details) | May 31, 2024 |
| Capital World Growth and Income Fund® Class 529-A [Member] | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.90% |
| Capital World Growth and Income Fund® Class 529-A [Member] | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.70% |
| Capital World Growth and Income Fund® Class 529-A [Member] | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.20% |
| Capital World Growth and Income Fund® Class 529-A [Member] | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.20% |
| Capital World Growth and Income Fund® Class 529-A [Member] | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.10% |
| Capital World Growth and Income Fund® Class 529-A [Member] | Others Sectors [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27.40% |
| Capital World Growth and Income Fund® Class 529-A [Member] | Other Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Capital World Growth and Income Fund® Class 529-A [Member] | Short Term Sercurities and Other Assets Less Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Capital World Growth and Income Fund® Class 529-C [Member] | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.90% |
| Capital World Growth and Income Fund® Class 529-C [Member] | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.70% |
| Capital World Growth and Income Fund® Class 529-C [Member] | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.20% |
| Capital World Growth and Income Fund® Class 529-C [Member] | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.20% |
| Capital World Growth and Income Fund® Class 529-C [Member] | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.10% |
| Capital World Growth and Income Fund® Class 529-C [Member] | Others Sectors [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27.40% |
| Capital World Growth and Income Fund® Class 529-C [Member] | Other Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Capital World Growth and Income Fund® Class 529-C [Member] | Short Term Sercurities and Other Assets Less Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Capital World Growth and Income Fund® Class 529-E [Member] | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.90% |
| Capital World Growth and Income Fund® Class 529-E [Member] | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.70% |
| Capital World Growth and Income Fund® Class 529-E [Member] | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.20% |
| Capital World Growth and Income Fund® Class 529-E [Member] | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.20% |
| Capital World Growth and Income Fund® Class 529-E [Member] | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.10% |
| Capital World Growth and Income Fund® Class 529-E [Member] | Others Sectors [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27.40% |
| Capital World Growth and Income Fund® Class 529-E [Member] | Other Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Capital World Growth and Income Fund® Class 529-E [Member] | Short Term Sercurities and Other Assets Less Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Capital World Growth and Income Fund® Class 529-F-1 [Member] | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.90% |
| Capital World Growth and Income Fund® Class 529-F-1 [Member] | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.70% |
| Capital World Growth and Income Fund® Class 529-F-1 [Member] | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.20% |
| Capital World Growth and Income Fund® Class 529-F-1 [Member] | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.20% |
| Capital World Growth and Income Fund® Class 529-F-1 [Member] | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.10% |
| Capital World Growth and Income Fund® Class 529-F-1 [Member] | Others Sectors [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27.40% |
| Capital World Growth and Income Fund® Class 529-F-1 [Member] | Other Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Capital World Growth and Income Fund® Class 529-F-1 [Member] | Short Term Sercurities and Other Assets Less Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Capital World Growth and Income Fund® Class 529-F-2 [Member] | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.90% |
| Capital World Growth and Income Fund® Class 529-F-2 [Member] | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.70% |
| Capital World Growth and Income Fund® Class 529-F-2 [Member] | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.20% |
| Capital World Growth and Income Fund® Class 529-F-2 [Member] | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.20% |
| Capital World Growth and Income Fund® Class 529-F-2 [Member] | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.10% |
| Capital World Growth and Income Fund® Class 529-F-2 [Member] | Others Sectors [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27.40% |
| Capital World Growth and Income Fund® Class 529-F-2 [Member] | Other Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Capital World Growth and Income Fund® Class 529-F-2 [Member] | Short Term Sercurities and Other Assets Less Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Capital World Growth and Income Fund® Class 529-F-3 [Member] | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.90% |
| Capital World Growth and Income Fund® Class 529-F-3 [Member] | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.70% |
| Capital World Growth and Income Fund® Class 529-F-3 [Member] | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.20% |
| Capital World Growth and Income Fund® Class 529-F-3 [Member] | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.20% |
| Capital World Growth and Income Fund® Class 529-F-3 [Member] | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.10% |
| Capital World Growth and Income Fund® Class 529-F-3 [Member] | Others Sectors [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27.40% |
| Capital World Growth and Income Fund® Class 529-F-3 [Member] | Other Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Capital World Growth and Income Fund® Class 529-F-3 [Member] | Short Term Sercurities and Other Assets Less Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Capital World Growth and Income Fund® Class 529-T [Member] | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.90% |
| Capital World Growth and Income Fund® Class 529-T [Member] | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.70% |
| Capital World Growth and Income Fund® Class 529-T [Member] | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.20% |
| Capital World Growth and Income Fund® Class 529-T [Member] | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.20% |
| Capital World Growth and Income Fund® Class 529-T [Member] | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.10% |
| Capital World Growth and Income Fund® Class 529-T [Member] | Others Sectors [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27.40% |
| Capital World Growth and Income Fund® Class 529-T [Member] | Other Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Capital World Growth and Income Fund® Class 529-T [Member] | Short Term Sercurities and Other Assets Less Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Capital World Growth and Income Fund® Class A | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.90% |
| Capital World Growth and Income Fund® Class A | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.70% |
| Capital World Growth and Income Fund® Class A | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.20% |
| Capital World Growth and Income Fund® Class A | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.20% |
| Capital World Growth and Income Fund® Class A | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.10% |
| Capital World Growth and Income Fund® Class A | Others Sectors [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27.40% |
| Capital World Growth and Income Fund® Class A | Other Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Capital World Growth and Income Fund® Class A | Short Term Sercurities and Other Assets Less Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Capital World Growth and Income Fund® Class C | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.90% |
| Capital World Growth and Income Fund® Class C | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.70% |
| Capital World Growth and Income Fund® Class C | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.20% |
| Capital World Growth and Income Fund® Class C | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.20% |
| Capital World Growth and Income Fund® Class C | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.10% |
| Capital World Growth and Income Fund® Class C | Others Sectors [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27.40% |
| Capital World Growth and Income Fund® Class C | Other Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Capital World Growth and Income Fund® Class C | Short Term Sercurities and Other Assets Less Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Capital World Growth and Income Fund® Class F-1 | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.90% |
| Capital World Growth and Income Fund® Class F-1 | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.70% |
| Capital World Growth and Income Fund® Class F-1 | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.20% |
| Capital World Growth and Income Fund® Class F-1 | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.20% |
| Capital World Growth and Income Fund® Class F-1 | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.10% |
| Capital World Growth and Income Fund® Class F-1 | Others Sectors [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27.40% |
| Capital World Growth and Income Fund® Class F-1 | Other Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Capital World Growth and Income Fund® Class F-1 | Short Term Sercurities and Other Assets Less Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Capital World Growth and Income Fund® Class F-2 | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.90% |
| Capital World Growth and Income Fund® Class F-2 | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.70% |
| Capital World Growth and Income Fund® Class F-2 | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.20% |
| Capital World Growth and Income Fund® Class F-2 | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.20% |
| Capital World Growth and Income Fund® Class F-2 | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.10% |
| Capital World Growth and Income Fund® Class F-2 | Others Sectors [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27.40% |
| Capital World Growth and Income Fund® Class F-2 | Other Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Capital World Growth and Income Fund® Class F-2 | Short Term Sercurities and Other Assets Less Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Capital World Growth and Income Fund® Class F-3 | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.90% |
| Capital World Growth and Income Fund® Class F-3 | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.70% |
| Capital World Growth and Income Fund® Class F-3 | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.20% |
| Capital World Growth and Income Fund® Class F-3 | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.20% |
| Capital World Growth and Income Fund® Class F-3 | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.10% |
| Capital World Growth and Income Fund® Class F-3 | Others Sectors [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27.40% |
| Capital World Growth and Income Fund® Class F-3 | Other Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Capital World Growth and Income Fund® Class F-3 | Short Term Sercurities and Other Assets Less Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Capital World Growth and Income Fund® Class R-1 | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.90% |
| Capital World Growth and Income Fund® Class R-1 | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.70% |
| Capital World Growth and Income Fund® Class R-1 | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.20% |
| Capital World Growth and Income Fund® Class R-1 | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.20% |
| Capital World Growth and Income Fund® Class R-1 | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.10% |
| Capital World Growth and Income Fund® Class R-1 | Others Sectors [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27.40% |
| Capital World Growth and Income Fund® Class R-1 | Other Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Capital World Growth and Income Fund® Class R-1 | Short Term Sercurities and Other Assets Less Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Capital World Growth and Income Fund® Class R-2 | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.90% |
| Capital World Growth and Income Fund® Class R-2 | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.70% |
| Capital World Growth and Income Fund® Class R-2 | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.20% |
| Capital World Growth and Income Fund® Class R-2 | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.20% |
| Capital World Growth and Income Fund® Class R-2 | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.10% |
| Capital World Growth and Income Fund® Class R-2 | Others Sectors [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27.40% |
| Capital World Growth and Income Fund® Class R-2 | Other Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Capital World Growth and Income Fund® Class R-2 | Short Term Sercurities and Other Assets Less Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Capital World Growth and Income Fund® Class R-2E | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.90% |
| Capital World Growth and Income Fund® Class R-2E | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.70% |
| Capital World Growth and Income Fund® Class R-2E | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.20% |
| Capital World Growth and Income Fund® Class R-2E | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.20% |
| Capital World Growth and Income Fund® Class R-2E | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.10% |
| Capital World Growth and Income Fund® Class R-2E | Others Sectors [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27.40% |
| Capital World Growth and Income Fund® Class R-2E | Other Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Capital World Growth and Income Fund® Class R-2E | Short Term Sercurities and Other Assets Less Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Capital World Growth and Income Fund® Class R-3 | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.90% |
| Capital World Growth and Income Fund® Class R-3 | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.70% |
| Capital World Growth and Income Fund® Class R-3 | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.20% |
| Capital World Growth and Income Fund® Class R-3 | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.20% |
| Capital World Growth and Income Fund® Class R-3 | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.10% |
| Capital World Growth and Income Fund® Class R-3 | Others Sectors [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27.40% |
| Capital World Growth and Income Fund® Class R-3 | Other Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Capital World Growth and Income Fund® Class R-3 | Short Term Sercurities and Other Assets Less Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Capital World Growth and Income Fund® Class R-4 | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.90% |
| Capital World Growth and Income Fund® Class R-4 | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.70% |
| Capital World Growth and Income Fund® Class R-4 | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.20% |
| Capital World Growth and Income Fund® Class R-4 | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.20% |
| Capital World Growth and Income Fund® Class R-4 | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.10% |
| Capital World Growth and Income Fund® Class R-4 | Others Sectors [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27.40% |
| Capital World Growth and Income Fund® Class R-4 | Other Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Capital World Growth and Income Fund® Class R-4 | Short Term Sercurities and Other Assets Less Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Capital World Growth and Income Fund® Class R-5 | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.90% |
| Capital World Growth and Income Fund® Class R-5 | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.70% |
| Capital World Growth and Income Fund® Class R-5 | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.20% |
| Capital World Growth and Income Fund® Class R-5 | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.20% |
| Capital World Growth and Income Fund® Class R-5 | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.10% |
| Capital World Growth and Income Fund® Class R-5 | Others Sectors [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27.40% |
| Capital World Growth and Income Fund® Class R-5 | Other Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Capital World Growth and Income Fund® Class R-5 | Short Term Sercurities and Other Assets Less Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Capital World Growth and Income Fund® Class R-5E | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.90% |
| Capital World Growth and Income Fund® Class R-5E | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.70% |
| Capital World Growth and Income Fund® Class R-5E | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.20% |
| Capital World Growth and Income Fund® Class R-5E | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.20% |
| Capital World Growth and Income Fund® Class R-5E | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.10% |
| Capital World Growth and Income Fund® Class R-5E | Others Sectors [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27.40% |
| Capital World Growth and Income Fund® Class R-5E | Other Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Capital World Growth and Income Fund® Class R-5E | Short Term Sercurities and Other Assets Less Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Capital World Growth and Income Fund® Class R-6 | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.90% |
| Capital World Growth and Income Fund® Class R-6 | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.70% |
| Capital World Growth and Income Fund® Class R-6 | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.20% |
| Capital World Growth and Income Fund® Class R-6 | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.20% |
| Capital World Growth and Income Fund® Class R-6 | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.10% |
| Capital World Growth and Income Fund® Class R-6 | Others Sectors [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27.40% |
| Capital World Growth and Income Fund® Class R-6 | Other Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Capital World Growth and Income Fund® Class R-6 | Short Term Sercurities and Other Assets Less Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Capital World Growth and Income Fund® Class T | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.90% |
| Capital World Growth and Income Fund® Class T | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.70% |
| Capital World Growth and Income Fund® Class T | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.20% |
| Capital World Growth and Income Fund® Class T | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.20% |
| Capital World Growth and Income Fund® Class T | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.10% |
| Capital World Growth and Income Fund® Class T | Others Sectors [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27.40% |
| Capital World Growth and Income Fund® Class T | Other Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Capital World Growth and Income Fund® Class T | Short Term Sercurities and Other Assets Less Liabilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |