Annual Fund Operating Expenses - Putnam International Small Cap Fund |
Aug. 31, 2025 |
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|---|---|---|---|---|---|---|---|---|
| Prospectus [Line Items] | ||||||||
| Fee Waiver or Reimbursement over Assets, Date of Termination | December 31, 2026 | |||||||
| Class A Shares | ||||||||
| Prospectus [Line Items] | ||||||||
| Management Fees (as a percentage of Assets) | 0.99% | [1] | ||||||
| Distribution and Service (12b-1) Fees | 0.25% | |||||||
| Other Expenses (as a percentage of Assets): | 0.29% | |||||||
| Expenses (as a percentage of Assets) | 1.53% | |||||||
| Fee Waiver or Reimbursement | (0.05%) | [2] | ||||||
| Net Expenses (as a percentage of Assets) | 1.48% | [3] | ||||||
| Class C Shares | ||||||||
| Prospectus [Line Items] | ||||||||
| Management Fees (as a percentage of Assets) | 0.99% | [1] | ||||||
| Distribution and Service (12b-1) Fees | 1.00% | |||||||
| Other Expenses (as a percentage of Assets): | 0.29% | |||||||
| Expenses (as a percentage of Assets) | 2.28% | |||||||
| Fee Waiver or Reimbursement | (0.05%) | [2] | ||||||
| Net Expenses (as a percentage of Assets) | 2.23% | [3] | ||||||
| Class R Shares | ||||||||
| Prospectus [Line Items] | ||||||||
| Management Fees (as a percentage of Assets) | 0.99% | [1] | ||||||
| Distribution and Service (12b-1) Fees | 0.50% | |||||||
| Other Expenses (as a percentage of Assets): | 0.29% | |||||||
| Expenses (as a percentage of Assets) | 1.78% | |||||||
| Fee Waiver or Reimbursement | (0.05%) | [2] | ||||||
| Net Expenses (as a percentage of Assets) | 1.73% | [3] | ||||||
| Class Y Shares | ||||||||
| Prospectus [Line Items] | ||||||||
| Management Fees (as a percentage of Assets) | 0.99% | [1] | ||||||
| Distribution and Service (12b-1) Fees | 0.00% | |||||||
| Other Expenses (as a percentage of Assets): | 0.29% | |||||||
| Expenses (as a percentage of Assets) | 1.28% | |||||||
| Fee Waiver or Reimbursement | (0.23%) | [2] | ||||||
| Net Expenses (as a percentage of Assets) | 1.05% | [3] | ||||||
| Class R6 Shares | ||||||||
| Prospectus [Line Items] | ||||||||
| Management Fees (as a percentage of Assets) | 0.99% | [1] | ||||||
| Distribution and Service (12b-1) Fees | 0.00% | |||||||
| Other Expenses (as a percentage of Assets): | 0.16% | |||||||
| Expenses (as a percentage of Assets) | 1.15% | |||||||
| Fee Waiver or Reimbursement | (0.10%) | [2] | ||||||
| Net Expenses (as a percentage of Assets) | 1.05% | [3] | ||||||
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