Shareholder Report, Line Graph (Details) 74200002100_Templeton Foreign Fund_Advisor Class_TSR Annual {Advisor Class} - 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 |
|
| Advisor Class | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Advisor Class | ||||||||||
| Accumulated Value | $ 16,727 | $ 15,326 | $ 13,497 | $ 10,811 | $ 12,718 | $ 10,023 | $ 10,288 | $ 11,629 | $ 11,610 | $ 10,000 | $ 20,158 |
| 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 | $ 19,717 | $ 17,083 | $ 14,451 | $ 12,915 | $ 16,048 | $ 12,852 | $ 11,865 | $ 12,266 | $ 11,888 | $ 10,000 | $ 25,110 |