Prospectus 1 [Member] Expense Example, No Redemption - Prospectus 1 - PUTNAM MORTGAGE OPPORTUNITIES FUND - Class C Shares |
May 31, 2026
USD ($)
|
|---|---|
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | $ 164 |
| Expense Example, No Redemption, 3 Years | 546 |
| Expense Example, No Redemption, 5 Years | 953 |
| Expense Example, No Redemption, 10 Years | $ 1,889 |