John Hancock Global Climate Action Fund Annual Fund Operating Expenses - Class I [Member] - John Hancock Global Climate Action Fund |
Mar. 31, 2026 |
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|---|---|---|---|---|
| Prospectus [Line Items] | ||||
| Fee Waiver or Reimbursement over Assets, Date of Termination | <span style="color:#000000;font-family:Arial Narrow;font-size:8pt;">July 31, 2027</span> | |||
| Class I | ||||
| Prospectus [Line Items] | ||||
| Management Fees (as a percentage of Assets) | 0.85% | |||
| Other Expenses (as a percentage of Assets): | 1.58% | |||
| Expenses (as a percentage of Assets) | 2.43% | |||
| Fee Waiver or Reimbursement | (1.48%) | [1] | ||
| Net Expenses (as a percentage of Assets) | 0.95% | |||
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