John Hancock Municipal Opportunities Fund Annual Total Returns |
12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
|
| Classes A C I and R6 [Member] | John Hancock Municipal Opportunities Fund | Class A | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 4.31% | 2.51% | 6.26% | (9.71%) | 3.24% | 4.05% | 7.92% | 0.13% | 5.47% | (0.43%) |