v3.25.2
Expense Example, No Redemption - PUTNAM MASSACHUSETTS TAX EXEMPT INCOME FUND - Class C Shares
May 31, 2025
USD ($)
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year $ 158
Expense Example, No Redemption, 3 Years 490
Expense Example, No Redemption, 5 Years 846
Expense Example, No Redemption, 10 Years $ 1,645