Shareholder Report, Line Graph (Details) - USD ($) |
6 Months Ended | 12 Months Ended | 18 Months Ended | 24 Months Ended | 30 Months Ended | 36 Months Ended | 42 Months Ended | 48 Months Ended | 54 Months Ended | 60 Months Ended | 66 Months Ended | 72 Months Ended | 78 Months Ended | 84 Months Ended | 90 Months Ended | 96 Months Ended | 102 Months Ended | 108 Months Ended | 114 Months Ended | 120 Months Ended | |||
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Jan. 27, 2017 |
Jul. 31, 2016 |
Jul. 31, 2017 |
Jul. 31, 2026 |
Jul. 31, 2017 |
Jul. 31, 2018 |
Jul. 31, 2018 |
Jul. 31, 2019 |
Jul. 31, 2019 |
Jul. 31, 2020 |
Jul. 31, 2020 |
Jul. 31, 2021 |
Jul. 31, 2021 |
Jul. 31, 2022 |
Jul. 31, 2022 |
Jul. 31, 2023 |
Jul. 31, 2023 |
Jul. 31, 2024 |
Jul. 31, 2024 |
Jul. 31, 2025 |
Jul. 31, 2025 |
Jul. 31, 2026 |
Jul. 31, 2026 |
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| Limited Term Tax-Exempt Bond Fund of America® - Class A | |||||||||||||||||||||||
| Account Value [Line Items] | |||||||||||||||||||||||
| Line Graph and Table Measure Name | Limited Term Tax-Exempt Bond Fund of America — Class A (with sales charge) | ||||||||||||||||||||||
| Accumulated Value | $ 9,750 | $ 9,783 | $ 9,822 | $ 10,284 | $ 10,683 | $ 10,843 | $ 10,359 | $ 10,391 | $ 10,786 | $ 11,134 | $ 11,462 | ||||||||||||
| Limited Term Tax-Exempt Bond Fund of America® - Class C | |||||||||||||||||||||||
| Account Value [Line Items] | |||||||||||||||||||||||
| Line Graph and Table Measure Name | Limited Term Tax-Exempt Bond Fund of America — Class C (with sales charge) | ||||||||||||||||||||||
| Accumulated Value | 10,000 | 9,960 | 9,926 | 10,317 | 10,642 | 10,726 | 10,176 | 10,137 | 10,449 | 10,785 | 11,103 | ||||||||||||
| Limited Term Tax-Exempt Bond Fund of America® - Class F-1 | |||||||||||||||||||||||
| Account Value [Line Items] | |||||||||||||||||||||||
| Line Graph and Table Measure Name | Limited Term Tax-Exempt Bond Fund of America — Class F-1 | ||||||||||||||||||||||
| Accumulated Value | 10,000 | 10,026 | 10,059 | 10,525 | 10,930 | 11,089 | 10,590 | 10,620 | 11,020 | 11,371 | 11,703 | ||||||||||||
| Limited Term Tax-Exempt Bond Fund of America® - Class F-2 | |||||||||||||||||||||||
| Account Value [Line Items] | |||||||||||||||||||||||
| Line Graph and Table Measure Name | Limited Term Tax-Exempt Bond Fund of America — Class F-2 | ||||||||||||||||||||||
| Accumulated Value | 10,000 | 10,052 | 10,110 | 10,607 | 11,045 | 11,236 | 10,760 | 10,819 | 11,257 | 11,646 | 12,018 | ||||||||||||
| Limited Term Tax-Exempt Bond Fund of America® - Class F-3 | |||||||||||||||||||||||
| Account Value [Line Items] | |||||||||||||||||||||||
| Line Graph and Table Measure Name | Limited Term Tax-Exempt Bond Fund of America — Class F-3 | ||||||||||||||||||||||
| Accumulated Value | $ 10,000 | $ 10,237 | $ 10,308 | $ 10,825 | $ 11,283 | $ 11,490 | $ 11,014 | $ 11,086 | $ 11,547 | $ 11,960 | $ 12,355 | ||||||||||||
| Limited Term Tax-Exempt Bond Fund of America® - Class R-6 | |||||||||||||||||||||||
| Account Value [Line Items] | |||||||||||||||||||||||
| Line Graph and Table Measure Name | Limited Term Tax-Exempt Bond Fund of America — Class R-6 | ||||||||||||||||||||||
| Accumulated Value | 10,000 | 10,063 | 10,133 | 10,642 | 11,092 | 11,295 | 10,828 | 10,898 | 11,351 | 11,757 | 12,145 | ||||||||||||
| Bloomberg Municipal Bond Index [Member] | |||||||||||||||||||||||
| Account Value [Line Items] | |||||||||||||||||||||||
| Line Graph and Table Measure Name | Bloomberg Municipal Bond Index | ||||||||||||||||||||||
| Accumulated Value | 10,000 | 10,000 | 10,391 | 10,026 | 10,494 | 10,125 | 11,261 | 10,865 | 11,865 | 11,447 | 12,255 | 11,824 | 11,406 | 11,005 | 11,512 | 11,107 | 11,943 | 11,523 | 11,942 | 11,522 | 12,571 | 12,129 | |
| Bloomberg Municipal Short-Intermediate 1-10 Years Index [Member] | |||||||||||||||||||||||
| Account Value [Line Items] | |||||||||||||||||||||||
| Line Graph and Table Measure Name | Bloomberg Municipal Short-Intermediate 1-10 Years Index | ||||||||||||||||||||||
| Accumulated Value | $ 10,000 | $ 10,000 | $ 10,277 | $ 10,066 | $ 10,299 | $ 10,088 | $ 10,865 | $ 10,642 | $ 11,303 | $ 11,070 | $ 11,492 | $ 11,256 | $ 11,053 | $ 10,826 | $ 11,100 | $ 10,872 | $ 11,425 | $ 11,190 | $ 11,824 | $ 11,581 | $ 12,110 | $ 11,862 | |