Class A C R R6 Y [Member] Expense Example, No Redemption - Class A C R R6 Y - PUTNAM CONVERTIBLE SECURITIES FUND - Class C Shares |
Oct. 31, 2025
USD ($)
|
|---|---|
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | $ 180 |
| Expense Example, No Redemption, 3 Years | 558 |
| Expense Example, No Redemption, 5 Years | 960 |
| Expense Example, No Redemption, 10 Years | $ 1,885 |