Shareholder Report, Average Annual Return (Details) 1014073_Franklin International Dividend Booster Index ETF_Single Class_TSR Annual {Single Class} |
12 Months Ended | 14 Months Ended |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2026 |
|
| Franklin International Dividend Booster Index ETF | ||
| Average Annual Return [Line Items] | ||
| Line Graph and Table Measure Name | Franklin International Dividend Booster Index ETF (NAV) | |
| Average Annual Return, Percent | 35.32% | 39.27% |
| VettaFi Developed World ex United States Index [Member] | ||
| Average Annual Return [Line Items] | ||
| Line Graph and Table Measure Name | VettaFi Developed World ex United States Index | |
| Average Annual Return, Percent | 22.83% | 22.13% |
| VettaFi New Frontier International Dividend Select Index [Member] | ||
| Average Annual Return [Line Items] | ||
| Line Graph and Table Measure Name | VettaFi New Frontier International Dividend Select Index | |
| Average Annual Return, Percent | 35.83% | 39.77% |