v3.26.3
Shareholder Report, Average Annual Return (Details) 74200002100_Templeton Foreign Fund_Class R_TSR Annual {Class R}
12 Months Ended 60 Months Ended 120 Months Ended
Aug. 31, 2026
Aug. 31, 2026
Aug. 31, 2026
Class R      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Class R    
Average Annual Return, Percent 19.86% 9.10% 6.74%
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 27.35% 9.37% 9.65%