Shareholder Report |
6 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
|
Jun. 30, 2026
USD ($)
Holding
| ||||||||||
| Shareholder Report [Line Items] | ||||||||||
| Document Type | N-CSRS | |||||||||
| Amendment Flag | false | |||||||||
| Registrant Name | American Balanced Fund | |||||||||
| Entity Central Index Key | 0000004568 | |||||||||
| Entity Investment Company Type | N-1A | |||||||||
| Document Period End Date | Jun. 30, 2026 | |||||||||
| American Balanced Fund - Class A [Member] | ||||||||||
| Shareholder Report [Line Items] | ||||||||||
| Fund Name | American Balanced Fund® | |||||||||
| Class Name | Class A | |||||||||
| Trading Symbol | ABALX | |||||||||
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about American Balanced Fund (the "fund") for the period from January 1, 2026 to June 30, 2026. | |||||||||
| 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 fund costs for the last six months? (based on a hypothetical $10,000 investment)
*Annualized.
|
|||||||||
| Expenses Paid, Amount | $ 29 | |||||||||
| Expense Ratio, Percent | 0.55% | [1] | ||||||||
| Net Assets | $ 288,087,000,000 | |||||||||
| Holdings Count | Holding | 4,075 | |||||||||
| Investment Company, Portfolio Turnover | 62.00% | |||||||||
| Additional Fund Statistics [Text Block] | Key fund statistics
|
|||||||||
| Holdings [Text Block] | Portfolio holdings by asset type (percent of net assets) *Includes derivatives. |
|||||||||
| American Balanced Fund - Class C [Member] | ||||||||||
| Shareholder Report [Line Items] | ||||||||||
| Fund Name | American Balanced Fund® | |||||||||
| Class Name | Class C | |||||||||
| Trading Symbol | BALCX | |||||||||
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about American Balanced Fund (the "fund") for the period from January 1, 2026 to June 30, 2026. | |||||||||
| 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 hypothetical $10,000 investment)
*Annualized.
|
|||||||||
| Expenses Paid, Amount | $ 68 | |||||||||
| Expense Ratio, Percent | 1.30% | [1] | ||||||||
| Net Assets | $ 288,087,000,000 | |||||||||
| Holdings Count | Holding | 4,075 | |||||||||
| Investment Company, Portfolio Turnover | 62.00% | |||||||||
| Additional Fund Statistics [Text Block] | Key fund statistics
|
|||||||||
| Holdings [Text Block] | Portfolio holdings by asset type *Includes derivatives. |
|||||||||
| American Balanced Fund - Class F-1 [Member] | ||||||||||
| Shareholder Report [Line Items] | ||||||||||
| Fund Name | American Balanced Fund® | |||||||||
| Class Name | Class F-1 | |||||||||
| Trading Symbol | BALFX | |||||||||
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about American Balanced Fund (the "fund") for the period from January 1, 2026 to June 30, 2026. | |||||||||
| 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? (based on a hypothetical $10,000 investment)
*Annualized.
|
|||||||||
| Expenses Paid, Amount | $ 32 | |||||||||
| Expense Ratio, Percent | 0.61% | [1] | ||||||||
| Net Assets | $ 288,087,000,000 | |||||||||
| Holdings Count | Holding | 4,075 | |||||||||
| Investment Company, Portfolio Turnover | 62.00% | |||||||||
| Additional Fund Statistics [Text Block] | Key fund statistics
|
|||||||||
| Holdings [Text Block] | Portfolio holdings by asset type (percent of net assets) *Includes derivatives. |
|||||||||
| American Balanced Fund - Class F-2 [Member] | ||||||||||
| Shareholder Report [Line Items] | ||||||||||
| Fund Name | American Balanced Fund® | |||||||||
| Class Name | Class F-2 | |||||||||
| Trading Symbol | AMBFX | |||||||||
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about American Balanced Fund (the "fund") for the period from January 1, 2026 to June 30, 2026. | |||||||||
| 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 hypothetical $10,000 investment)
*Annualized.
|
|||||||||
| Expenses Paid, Amount | $ 19 | |||||||||
| Expense Ratio, Percent | 0.37% | [1] | ||||||||
| Net Assets | $ 288,087,000,000 | |||||||||
| Holdings Count | Holding | 4,075 | |||||||||
| Investment Company, Portfolio Turnover | 62.00% | |||||||||
| Additional Fund Statistics [Text Block] | Key fund statistics
|
|||||||||
| Holdings [Text Block] | Portfolio holdings by asset type (percent of net assets) *Includes derivatives. |
|||||||||
| American Balanced Fund - Class F-3 [Member] | ||||||||||
| Shareholder Report [Line Items] | ||||||||||
| Fund Name | American Balanced Fund® | |||||||||
| Class Name | Class F-3 | |||||||||
| Trading Symbol | AFMBX | |||||||||
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about American Balanced Fund (the "fund") for the period from January 1, 2026 to June 30, 2026. | |||||||||
| 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)
*Annualized.
|
|||||||||
| Expenses Paid, Amount | $ 13 | |||||||||
| Expense Ratio, Percent | 0.25% | [1] | ||||||||
| Net Assets | $ 288,087,000,000 | |||||||||
| Holdings Count | Holding | 4,075 | |||||||||
| Investment Company, Portfolio Turnover | 62.00% | |||||||||
| Additional Fund Statistics [Text Block] | Key fund statistics
|
|||||||||
| Holdings [Text Block] | Portfolio holdings by asset type (percent of net assets) *Includes derivatives. |
|||||||||
| American Balanced Fund - Class 529-A [Member] | ||||||||||
| Shareholder Report [Line Items] | ||||||||||
| Fund Name | American Balanced Fund® | |||||||||
| Class Name | Class 529-A | |||||||||
| Trading Symbol | CLBAX | |||||||||
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about American Balanced Fund (the "fund") for the period from January 1, 2026 to June 30, 2026. | |||||||||
| 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)
*Annualized.
|
|||||||||
| Expenses Paid, Amount | $ 30 | |||||||||
| Expense Ratio, Percent | 0.57% | [1] | ||||||||
| Net Assets | $ 288,087,000,000 | |||||||||
| Holdings Count | Holding | 4,075 | |||||||||
| Investment Company, Portfolio Turnover | 62.00% | |||||||||
| Additional Fund Statistics [Text Block] | Key fund statistics
|
|||||||||
| Holdings [Text Block] | Portfolio holdings by asset type (percent of net assets) *Includes derivatives. |
|||||||||
| American Balanced Fund - Class 529-C [Member] | ||||||||||
| Shareholder Report [Line Items] | ||||||||||
| Fund Name | American Balanced Fund® | |||||||||
| Class Name | Class 529-C | |||||||||
| Trading Symbol | CLBCX | |||||||||
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about American Balanced Fund (the "fund") for the period from January 1, 2026 to June 30, 2026. | |||||||||
| 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)
*Annualized.
|
|||||||||
| Expenses Paid, Amount | $ 70 | |||||||||
| Expense Ratio, Percent | 1.35% | [1] | ||||||||
| Net Assets | $ 288,087,000,000 | |||||||||
| Holdings Count | Holding | 4,075 | |||||||||
| Investment Company, Portfolio Turnover | 62.00% | |||||||||
| Additional Fund Statistics [Text Block] | Key fund statistics
|
|||||||||
| Holdings [Text Block] | Portfolio holdings by asset type (percent of net assets) *Includes derivatives. |
|||||||||
| American Balanced Fund - Class 529-E [Member] | ||||||||||
| Shareholder Report [Line Items] | ||||||||||
| Fund Name | American Balanced Fund® | |||||||||
| Class Name | Class 529-E | |||||||||
| Trading Symbol | CLBEX | |||||||||
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about American Balanced Fund (the "fund") for the period from January 1, 2026 to June 30, 2026. | |||||||||
| 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)
*Annualized.
|
|||||||||
| Expenses Paid, Amount | $ 43 | |||||||||
| Expense Ratio, Percent | 0.82% | [1] | ||||||||
| Net Assets | $ 288,087,000,000 | |||||||||
| Holdings Count | Holding | 4,075 | |||||||||
| Investment Company, Portfolio Turnover | 62.00% | |||||||||
| Additional Fund Statistics [Text Block] | Key fund statistics
|
|||||||||
| Holdings [Text Block] | Portfolio holdings by asset type (percent of net assets) *Includes derivatives. |
|||||||||
| American Balanced Fund® - Class 529-F-2 [Member] | ||||||||||
| Shareholder Report [Line Items] | ||||||||||
| Fund Name | American Balanced Fund® | |||||||||
| Class Name | Class 529-F-2 | |||||||||
| Trading Symbol | FBAFX | |||||||||
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about American Balanced Fund (the "fund") for the period from January 1, 2026 to June 30, 2026. | |||||||||
| 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)
*Annualized.
|
|||||||||
| Expenses Paid, Amount | $ 18 | |||||||||
| Expense Ratio, Percent | 0.34% | [1] | ||||||||
| Net Assets | $ 288,087,000,000 | |||||||||
| Holdings Count | Holding | 4,075 | |||||||||
| Investment Company, Portfolio Turnover | 62.00% | |||||||||
| Additional Fund Statistics [Text Block] | Key fund statistics
|
|||||||||
| Holdings [Text Block] | Portfolio holdings by asset type (percent of net assets) *Includes derivatives. |
|||||||||
| American Balanced Fund® - Class 529-F-3 [Member] | ||||||||||
| Shareholder Report [Line Items] | ||||||||||
| Fund Name | American Balanced Fund® | |||||||||
| Class Name | Class 529-F-3 | |||||||||
| Trading Symbol | FBONX | |||||||||
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about American Balanced Fund (the "fund") for the period from January 1, 2026 to June 30, 2026. | |||||||||
| 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)
*Annualized.
|
|||||||||
| Expenses Paid, Amount | $ 16 | |||||||||
| Expense Ratio, Percent | 0.30% | [1] | ||||||||
| Net Assets | $ 288,087,000,000 | |||||||||
| Holdings Count | Holding | 4,075 | |||||||||
| Investment Company, Portfolio Turnover | 62.00% | |||||||||
| Additional Fund Statistics [Text Block] | Key fund statistics
|
|||||||||
| Holdings [Text Block] | Portfolio holdings by asset type (percent of net assets) *Includes derivatives. |
|||||||||
| American Balanced Fund - Class R-1 [Member] | ||||||||||
| Shareholder Report [Line Items] | ||||||||||
| Fund Name | American Balanced Fund® | |||||||||
| Class Name | Class R-1 | |||||||||
| Trading Symbol | RLBAX | |||||||||
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about American Balanced Fund (the "fund") for the period from January 1, 2026 to June 30, 2026. | |||||||||
| 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)
*Annualized.
|
|||||||||
| Expenses Paid, Amount | $ 69 | |||||||||
| Expense Ratio, Percent | 1.32% | [1] | ||||||||
| Net Assets | $ 288,087,000,000 | |||||||||
| Holdings Count | Holding | 4,075 | |||||||||
| Investment Company, Portfolio Turnover | 62.00% | |||||||||
| Additional Fund Statistics [Text Block] | Key fund statistics
|
|||||||||
| Holdings [Text Block] | Portfolio holdings by asset type (percent of net assets) *Includes derivatives. |
|||||||||
| American Balanced Fund - Class R-2 [Member] | ||||||||||
| Shareholder Report [Line Items] | ||||||||||
| Fund Name | American Balanced Fund® | |||||||||
| Class Name | Class R-2 | |||||||||
| Trading Symbol | RLBBX | |||||||||
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about American Balanced Fund (the "fund") for the period from January 1, 2026 to June 30, 2026. | |||||||||
| 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 (based on a hypothetical $10,000 investment) the last six months?
*Annualized.
|
|||||||||
| Expenses Paid, Amount | $ 69 | |||||||||
| Expense Ratio, Percent | 1.33% | [1] | ||||||||
| Net Assets | $ 288,087,000,000 | |||||||||
| Holdings Count | Holding | 4,075 | |||||||||
| Investment Company, Portfolio Turnover | 62.00% | |||||||||
| Additional Fund Statistics [Text Block] | Key fund statistics
|
|||||||||
| Holdings [Text Block] | Portfolio holdings by asset type (percent of net assets) *Includes derivatives. |
|||||||||
| American Balanced Fund® - Class R-2E [Member] | ||||||||||
| Shareholder Report [Line Items] | ||||||||||
| Fund Name | American Balanced Fund® | |||||||||
| Class Name | Class R-2E | |||||||||
| Trading Symbol | RAMHX | |||||||||
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about American Balanced Fund (the "fund") for the period from January 1, 2026 to June 30, 2026. | |||||||||
| 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)
*Annualized.
|
|||||||||
| Expenses Paid, Amount | $ 55 | |||||||||
| Expense Ratio, Percent | 1.05% | [1] | ||||||||
| Net Assets | $ 288,087,000,000 | |||||||||
| Holdings Count | Holding | 4,075 | |||||||||
| Investment Company, Portfolio Turnover | 62.00% | |||||||||
| Additional Fund Statistics [Text Block] | Key fund statistics
|
|||||||||
| Holdings [Text Block] | Portfolio holdings by asset type (percent of net assets) *Includes derivatives. |
|||||||||
| American Balanced Fund - Class R-3 [Member] | ||||||||||
| Shareholder Report [Line Items] | ||||||||||
| Fund Name | American Balanced Fund® | |||||||||
| Class Name | Class R-3 | |||||||||
| Trading Symbol | RLBCX | |||||||||
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about American Balanced Fund (the "fund") for the period from January 1, 2026 to June 30, 2026. | |||||||||
| 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)
*Annualized.
|
|||||||||
| Expenses Paid, Amount | $ 46 | |||||||||
| Expense Ratio, Percent | 0.89% | [1] | ||||||||
| Net Assets | $ 288,087,000,000 | |||||||||
| Holdings Count | Holding | 4,075 | |||||||||
| Investment Company, Portfolio Turnover | 62.00% | |||||||||
| Additional Fund Statistics [Text Block] | Key fund statistics
|
|||||||||
| Holdings [Text Block] | Portfolio holdings by asset type (percent of net assets) *Includes derivatives. |
|||||||||
| American Balanced Fund - Class R-4 [Member] | ||||||||||
| Shareholder Report [Line Items] | ||||||||||
| Fund Name | American Balanced Fund® | |||||||||
| Class Name | Class R-4 | |||||||||
| Trading Symbol | RLBEX | |||||||||
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about American Balanced Fund (the "fund") for the period from January 1, 2026 to June 30, 2026. | |||||||||
| 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)
*Annualized.
|
|||||||||
| Expenses Paid, Amount | $ 31 | |||||||||
| Expense Ratio, Percent | 0.60% | [1] | ||||||||
| Net Assets | $ 288,087,000,000 | |||||||||
| Holdings Count | Holding | 4,075 | |||||||||
| Investment Company, Portfolio Turnover | 62.00% | |||||||||
| Additional Fund Statistics [Text Block] | Key fund statistics
|
|||||||||
| Holdings [Text Block] | Portfolio holdings by asset type (percent of net assets) *Includes derivatives. |
|||||||||
| American Balanced Fund - Class R-5E [Member] | ||||||||||
| Shareholder Report [Line Items] | ||||||||||
| Fund Name | American Balanced Fund® | |||||||||
| Class Name | Class R-5E | |||||||||
| Trading Symbol | RLEFX | |||||||||
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about American Balanced Fund (the "fund") for the period from January 1, 2026 to June 30, 2026. | |||||||||
| 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)
*Annualized.
|
|||||||||
| Expenses Paid, Amount | $ 21 | |||||||||
| Expense Ratio, Percent | 0.40% | [1] | ||||||||
| Net Assets | $ 288,087,000,000 | |||||||||
| Holdings Count | Holding | 4,075 | |||||||||
| Investment Company, Portfolio Turnover | 62.00% | |||||||||
| Additional Fund Statistics [Text Block] | Key fund statistics
|
|||||||||
| Holdings [Text Block] | Portfolio holdings by asset type (percent of net assets) *Includes derivatives. |
|||||||||
| American Balanced Fund - Class R-5 [Member] | ||||||||||
| Shareholder Report [Line Items] | ||||||||||
| Fund Name | American Balanced Fund® | |||||||||
| Class Name | Class R-5 | |||||||||
| Trading Symbol | RLBFX | |||||||||
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about American Balanced Fund (the "fund") for the period from January 1, 2026 to June 30, 2026. | |||||||||
| 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)
*Annualized.
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| Expenses Paid, Amount | $ 16 | |||||||||
| Expense Ratio, Percent | 0.30% | [1] | ||||||||
| Net Assets | $ 288,087,000,000 | |||||||||
| Holdings Count | Holding | 4,075 | |||||||||
| Investment Company, Portfolio Turnover | 62.00% | |||||||||
| Additional Fund Statistics [Text Block] | Key fund statistics
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| Holdings [Text Block] | Portfolio holdings by asset type (percent of net assets) *Includes derivatives. |
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| American Balanced Fund® - Class R-6 [Member] | ||||||||||
| Shareholder Report [Line Items] | ||||||||||
| Fund Name | American Balanced Fund® | |||||||||
| Class Name | Class R-6 | |||||||||
| Trading Symbol | RLBGX | |||||||||
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about American Balanced Fund (the "fund") for the period from January 1, 2026 to June 30, 2026. | |||||||||
| 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)
*Annualized.
|
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| Expenses Paid, Amount | $ 13 | |||||||||
| Expense Ratio, Percent | 0.25% | [1] | ||||||||
| Net Assets | $ 288,087,000,000 | |||||||||
| Holdings Count | Holding | 4,075 | |||||||||
| Investment Company, Portfolio Turnover | 62.00% | |||||||||
| Additional Fund Statistics [Text Block] | Key fund statistics
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| Holdings [Text Block] | Portfolio holdings by asset type (percent of net assets) *Includes derivatives. |
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