S000058077 [Member] Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 102 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% | 14.15% |
| Russell 2000 Index (reflects no deduction for fees, expenses or taxes) | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 12.81% | 6.09% | 8.22% |
| Royce Quant Small-Cap Quality Value ETF | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 2.46% | 9.02% | 7.90% |
| Performance Inception Date | Jul. 12, 2017 | ||
| Royce Quant Small-Cap Quality Value ETF | After Taxes on Distributions | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 1.96% | 8.67% | 7.56% |
| Performance Inception Date | Jul. 12, 2017 | ||
| Royce Quant Small-Cap Quality Value ETF | After Taxes on Distributions and Sales | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 1.44% | 7.06% | 6.28% |
| Performance Inception Date | Jul. 12, 2017 |