v3.26.3
Shareholder Report, Line Graph (Details) 74200000400_Templeton Global Smaller Companies Fund_Class C_TSR Annual {Class C} - USD ($)
12 Months Ended
Aug. 31, 2025
Aug. 31, 2024
Aug. 31, 2023
Aug. 31, 2022
Aug. 31, 2021
Aug. 31, 2020
Aug. 31, 2019
Aug. 31, 2018
Aug. 31, 2017
Aug. 31, 2016
Aug. 31, 2026
Class C                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     Class C (with sales charge)
Accumulated Value $ 15,696 $ 15,622 $ 13,450 $ 12,200 $ 17,003 $ 12,073 $ 11,257 $ 12,452 $ 11,488 $ 10,000 $ 17,267
MSCI All Country World Index-NR [Member]                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     MSCI All Country World Index-NR
Accumulated Value 26,721 23,076 18,694 16,406 19,504 15,161 13,011 13,048 11,711 10,000 $ 32,693
MSCI All Country World Small Cap Index-NR [Member]                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     MSCI All Country World Small Cap Index-NR
Accumulated Value $ 21,553 $ 19,076 $ 16,424 $ 15,113 $ 18,595 $ 13,108 $ 12,181 $ 13,362 $ 11,689 $ 10,000 $ 26,379