v3.25.2
Expense Example, No Redemption - Putnam Floating Rate Income Fund - Class C
Jun. 30, 2025
USD ($)
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year $ 178
Expense Example, No Redemption, 3 Years 551
Expense Example, No Redemption, 5 Years 949
Expense Example, No Redemption, 10 Years $ 1,864