Investment Objectives and Goals - AMERICAN HIGH-INCOME MUNICIPAL BOND FUND |
Sep. 30, 2026 |
|---|---|
| AMERICAN HIGH-INCOME MUNICIPAL BOND FUND (Class A, Class C, Class F-1, Class F-2, Class F-3) | |
| Prospectus [Line Items] | |
| Risk/Return [Heading] | American High-Income Municipal Bond Fund |
| Objective [Heading] | Investment objective |
| Objective, Primary [Text Block] | The fund’s investment objective is to provide you with a high level of current income exempt from regular federal income tax. |
| AMERICAN HIGH-INCOME MUNICIPAL BOND FUND (Class R6) | |
| Prospectus [Line Items] | |
| Risk/Return [Heading] | American High-Income Municipal Bond Fund |
| Objective [Heading] | Investment objective |
| Objective, Primary [Text Block] | The fund’s investment objective is to provide you with a high level of current income exempt from regular federal income tax. |