S000000779 [Member] Expense Example, No Redemption - Putnam Dynamic Asset Allocation Conservative Fund - Class C |
Sep. 30, 2025
USD ($)
|
|---|---|
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | $ 174 |
| Expense Example, No Redemption, 3 Years | 539 |
| Expense Example, No Redemption, 5 Years | 929 |
| Expense Example, No Redemption, 10 Years | $ 1,821 |