John Hancock Global Climate Action Fund Expense Example, No Redemption - Class A C R6 [Member] - John Hancock Global Climate Action Fund - Class C |
Mar. 31, 2026
USD ($)
|
|---|---|
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | $ 198 |
| Expense Example, No Redemption, 3 Years | 916 |
| Expense Example, No Redemption, 5 Years | 1,657 |
| Expense Example, No Redemption, 10 Years | $ 3,443 |