Average Annual Total Returns |
12 Months Ended | 16 Months Ended |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| S&P 500 Total Return Index (reflects no deduction for fees, expenses, or taxes) | ||
| Prospectus [Line Items] | ||
| Average Annual Return, Percent | 17.88% | 17.41% |
| Defiance Daily Target 2X Short MSTR ETF [Member] | ||
| Prospectus [Line Items] | ||
| Average Annual Return, Percent | (44.27%) | (89.45%) |
| Performance Inception Date | Aug. 20, 2024 | |
| Defiance Daily Target 2X Short MSTR ETF [Member] | After Taxes on Distributions | ||
| Prospectus [Line Items] | ||
| Average Annual Return, Percent | (44.27%) | (89.45%) |
| Defiance Daily Target 2X Short MSTR ETF [Member] | After Taxes on Distributions and Sales | ||
| Prospectus [Line Items] | ||
| Average Annual Return, Percent | (26.20%) | (61.34%) |