Shareholder Report, Line Graph (Details) 832212_Royce Quant Small-Cap Quality Value ETF_Single Class_TSR Annual {Single Class} - USD ($) |
12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
Mar. 31, 2023 |
Mar. 31, 2022 |
Mar. 31, 2021 |
Mar. 31, 2020 |
Mar. 31, 2019 |
Mar. 31, 2018 |
Jul. 12, 2017 |
Mar. 31, 2026 |
|
| Royce Quant Small-Cap Quality Value ETF | ||||||||||
| Account Value [Line Items] | ||||||||||
| Line Graph and Table Measure Name | Royce Quant Small-Cap Quality Value ETF (NAV) | |||||||||
| Accumulated Value | $ 16,510 | $ 17,939 | $ 15,160 | $ 16,278 | $ 14,894 | $ 7,351 | $ 10,861 | $ 10,819 | $ 10,000 | $ 19,509 |
| Russell 3000 Index [Member] | ||||||||||
| Account Value [Line Items] | ||||||||||
| Line Graph and Table Measure Name | Russell 3000 Index | |||||||||
| Accumulated Value | 24,709 | 23,045 | 17,824 | 19,497 | 17,420 | 10,718 | 11,794 | 10,844 | 10,000 | $ 29,178 |
| Russell 2000 Index [Member] | ||||||||||
| Account Value [Line Items] | ||||||||||
| Line Graph and Table Measure Name | Russell 2000 Index | |||||||||
| Accumulated Value | $ 15,664 | $ 16,318 | $ 13,632 | $ 15,421 | $ 16,369 | $ 8,401 | $ 11,052 | $ 10,830 | $ 10,000 | $ 19,694 |