v3.26.1
Shareholder Report, Average Annual Return (Details) 74200165400_Putnam International Equity Fund_Class Y_TSR Annual {Class Y}
12 Months Ended 60 Months Ended 120 Months Ended
Jun. 30, 2026
Jun. 30, 2026
Jun. 30, 2026
Class Y      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Class Y    
Average Annual Return, Percent 23.86% 10.19% 10.31%
MSCI All Country World ex-U.S. Index-NR [Member]      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name MSCI All Country World ex-U.S. Index-NR    
Average Annual Return, Percent 27.66% 8.79% 9.93%
MSCI EAFE Index-NR [Member]      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name MSCI EAFE Index-NR    
Average Annual Return, Percent 20.23% 9.05% 9.66%