Shareholder Report, Line Graph (Details) 1014072_Franklin U.S. 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 U.S. Dividend Booster Index ETF | ||||||
| Account Value [Line Items] | ||||||
| Line Graph and Table Measure Name | Franklin U.S. Dividend Booster Index ETF (NAV) | |||||
| Accumulated Value | $ 10,765 | $ 10,729 | $ 10,157 | $ 9,728 | $ 10,000 | $ 11,588 |
| VettaFi U.S. Equity Large-Cap 500 Index [Member] | ||||||
| Account Value [Line Items] | ||||||
| Line Graph and Table Measure Name | VettaFi U.S. Equity Large-Cap 500 Index | |||||
| Accumulated Value | 11,441 | 11,165 | 10,330 | 9,270 | 10,000 | $ 10,947 |
| VettaFi New Frontier U.S. Dividend Select Index [Member] | ||||||
| Account Value [Line Items] | ||||||
| Line Graph and Table Measure Name | VettaFi New Frontier U.S. Dividend Select Index | |||||
| Accumulated Value | $ 10,962 | $ 10,922 | $ 10,336 | $ 9,897 | $ 10,000 | $ 11,809 |