Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 117 Months Ended | |
|---|---|---|---|---|
Oct. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| MSCI EAFE Index (reflects no deduction for fees, expenses or taxes)[Member] | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 31.22% | 8.92% | 8.66% | |
| First Trust Active Factor International ETF | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 36.04% | 8.71% | 8.19% | |
| Performance Inception Date | Apr. 13, 2016 | |||
| First Trust Active Factor International ETF | After Taxes on Distributions | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 34.02% | 6.99% | 6.84% | |
| First Trust Active Factor International ETF | After Taxes on Distributions and Sales | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 21.24% | 5.94% | 5.88% |