S000051686 [Member] Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 120 Months Ended |
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| Russell 3000 Index (reflects no deduction for fees, expenses or taxes) | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 17.15% | 13.15% | 14.29% |
| Franklin Low Volatility High Dividend Index-NR (reflects no deduction for fees, expenses or taxes but are net of dividend tax withholding) | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 7.70% | 8.07% | 8.76% |
| Franklin U.S. Low Volatility High Dividend Index ETF | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 7.52% | 7.83% | 8.51% |
| Franklin U.S. Low Volatility High Dividend Index ETF | After Taxes on Distributions | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 6.07% | 6.77% | 7.49% |
| Franklin U.S. Low Volatility High Dividend Index ETF | After Taxes on Distributions and Sales | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 4.44% | 5.89% | 6.62% |