Shareholder Report, Line Graph (Details) 1014033_Franklin FTSE Japan ETF_Single Class_TSR Annual {Single Class} - USD ($) |
12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
Mar. 31, 2023 |
Mar. 31, 2022 |
Mar. 31, 2021 |
Mar. 31, 2020 |
Mar. 31, 2019 |
Mar. 31, 2018 |
Nov. 02, 2017 |
Mar. 31, 2026 |
|
| Franklin FTSE Japan ETF | ||||||||||
| Account Value [Line Items] | ||||||||||
| Line Graph and Table Measure Name | Franklin FTSE Japan ETF (NAV) | |||||||||
| Accumulated Value | $ 13,393 | $ 13,541 | $ 10,920 | $ 11,448 | $ 12,337 | $ 8,798 | $ 9,475 | $ 10,234 | $ 10,000 | $ 16,929 |
| FTSE Japan Index-NR (USD) [Member] | ||||||||||
| Account Value [Line Items] | ||||||||||
| Line Graph and Table Measure Name | FTSE Japan Index-NR (USD) | |||||||||
| Accumulated Value | 13,144 | 13,360 | 10,727 | 11,251 | 12,113 | 8,648 | 9,324 | 10,161 | 10,000 | $ 16,608 |
| FTSE Japan Capped Index-NR [Member] | ||||||||||
| Account Value [Line Items] | ||||||||||
| Line Graph and Table Measure Name | FTSE Japan Capped Index-NR | |||||||||
| Accumulated Value | $ 13,144 | $ 13,287 | $ 10,727 | $ 11,251 | $ 12,113 | $ 8,648 | $ 9,324 | $ 10,089 | $ 10,000 | $ 16,608 |