S000058077 [Member] Annual Total Returns |
12 Months Ended | |||||||
|---|---|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
|
| Royce Quant Small-Cap Quality Value ETF | Royce Quant Small-Cap Quality Value ETF | ||||||||
| Prospectus [Line Items] | ||||||||
| Annual Return [Percent] | 2.46% | 4.83% | 21.13% | (12.85%) | 35.84% | 7.97% | 16.54% | (9.15%) |