v3.26.1
Shareholder Report, Line Graph (Details) 74200165400_Putnam International Equity Fund_Class Y_TSR Annual {Class Y} - USD ($)
12 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2026
Class Y                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     Class Y
Accumulated Value $ 21,548 $ 17,608 $ 15,781 $ 13,029 $ 16,427 $ 12,263 $ 12,508 $ 12,870 $ 12,007 $ 10,000 $ 26,689
MSCI All Country World ex-U.S. Index-NR [Member]                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     MSCI All Country World ex-U.S. Index-NR
Accumulated Value 20,182 17,144 15,359 13,626 16,910 12,460 13,088 12,922 12,045 10,000 $ 25,764
MSCI EAFE Index-NR [Member]                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     MSCI EAFE Index-NR
Accumulated Value $ 20,914 $ 17,765 $ 15,927 $ 13,410 $ 16,308 $ 12,322 $ 12,988 $ 12,850 $ 12,027 $ 10,000 $ 25,146