v3.26.3
S000000775 [Member] Expense Example, No Redemption - Putnam International Value Fund - Class C shares
Jun. 30, 2026
USD ($)
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year $ 174
Expense Example, No Redemption, 3 Years 566
Expense Example, No Redemption, 5 Years 983
Expense Example, No Redemption, 10 Years $ 1,949