Shareholder Report, Line Graph (Details) 195790_Motley Fool 100 Index ETF_TF_TSR Annual {TF} - USD ($) |
12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Aug. 31, 2025 |
Aug. 31, 2024 |
Aug. 31, 2023 |
Aug. 31, 2022 |
Aug. 31, 2021 |
Aug. 31, 2020 |
Aug. 31, 2019 |
Aug. 31, 2018 |
Jan. 29, 2018 |
Aug. 31, 2026 |
|
| Motley Fool 100 Index ETF | ||||||||||
| Account Value [Line Items] | ||||||||||
| Line Graph and Table Measure Name | Motley Fool 100 Index ETF at NAV | |||||||||
| Accumulated Value | $ 34,529 | $ 28,158 | $ 21,233 | $ 17,303 | $ 21,409 | $ 17,026 | $ 11,300 | $ 11,049 | $ 10,000 | $ 40,848 |
| S&P 500 Total Return Index [Member] | ||||||||||
| Account Value [Line Items] | ||||||||||
| Line Graph and Table Measure Name | S&P 500 Total Return Index | |||||||||
| Accumulated Value | 25,688 | 22,168 | 17,436 | 15,038 | 16,940 | 12,915 | 10,592 | 10,291 | 10,000 | $ 30,923 |
| Motley Fool 100 GTR Index [Member] | ||||||||||
| Account Value [Line Items] | ||||||||||
| Line Graph and Table Measure Name | Motley Fool 100 GTR Index | |||||||||
| Accumulated Value | $ 35,921 | $ 29,102 | $ 21,841 | $ 17,703 | $ 21,798 | $ 17,241 | $ 11,386 | $ 11,072 | $ 10,000 | $ 42,474 |