Shareholder Report, Line Graph (Details) 1014073_Franklin International Dividend Booster Index ETF_Single Class_TSR Annual {Single Class} - USD ($) |
12 Months Ended | |||||
|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Sep. 30, 2025 |
Jun. 30, 2025 |
Mar. 31, 2025 |
Jan. 21, 2025 |
Mar. 31, 2026 |
|
| Franklin International Dividend Booster Index ETF | ||||||
| Account Value [Line Items] | ||||||
| Line Graph and Table Measure Name | Franklin International Dividend Booster Index ETF (NAV) | |||||
| Accumulated Value | $ 14,101 | $ 13,225 | $ 12,443 | $ 10,957 | $ 10,000 | $ 14,827 |
| VettaFi Developed World ex United States Index [Member] | ||||||
| Account Value [Line Items] | ||||||
| Line Graph and Table Measure Name | VettaFi Developed World ex United States Index | |||||
| Accumulated Value | 12,573 | 11,969 | 11,352 | 10,113 | 10,000 | $ 12,422 |
| VettaFi New Frontier International Dividend Select Index [Member] | ||||||
| Account Value [Line Items] | ||||||
| Line Graph and Table Measure Name | VettaFi New Frontier International Dividend Select Index | |||||
| Accumulated Value | $ 13,881 | $ 13,018 | $ 12,227 | $ 10,771 | $ 10,000 | $ 14,630 |