Performance Management |
Jun. 18, 2026 |
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| YieldMax(R) Universe Fund of Option Income ETFs | |||||||||||||||||||
| Prospectus [Line Items] | |||||||||||||||||||
| Bar Chart and Performance Table [Heading] | Performance | ||||||||||||||||||
| Performance Narrative [Text Block] | The following performance information provides some indication of the risks of investing in the Fund by showing changes in the Fund’s performance over time. The following bar chart shows the Fund’s annual returns. The table illustrates how the Fund’s average annual returns for the 1-year and since inception periods compare with those of a broad measure of market performance. Although past performance of the Fund is no guarantee of how it will perform in the future, historical performance may give you some indication of the risks of investing in the Fund. Updated performance information is available on the Fund’s website at www.yieldmaxetfs.com.
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| Performance Past Does Not Indicate Future [Text] | Although past performance of the Fund is no guarantee of how it will perform in the future, historical performance may give you some indication of the risks of investing in the Fund. | ||||||||||||||||||
| Performance Information Illustrates Variability of Returns [Text] | The following performance information provides some indication of the risks of investing in the Fund by showing changes in the Fund’s performance over time. | ||||||||||||||||||
| Bar Chart [Heading] | Calendar Year Ended December 31 | ||||||||||||||||||
| Bar Chart [Table] |
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| Bar Chart Closing [Text Block] | During the period of time shown in the bar chart, the Fund’s highest quarterly return was 21.10% for the quarter ended June 30, 2025 and the lowest quarterly return was -10.10% for the quarter ended March 31, 2025.
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| Highest Quarterly Return, Label [Optional Text] | highest quarterly return | ||||||||||||||||||
| Highest Quarterly Return | 21.10% | ||||||||||||||||||
| Highest Quarterly Return, Date | Jun. 30, 2025 | ||||||||||||||||||
| Lowest Quarterly Return, Label [Optional Text] | lowest quarterly return | ||||||||||||||||||
| Lowest Quarterly Return | (10.10%) | ||||||||||||||||||
| Lowest Quarterly Return, Date | Mar. 31, 2025 | ||||||||||||||||||
| Performance Table Heading | Average Annual Total Returns For the Periods Ended December 31, 2025 | ||||||||||||||||||
| Performance [Table] |
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| Index No Deduction for Fees, Expenses, or Taxes [Text] | (reflects no deduction for fees, expenses, or taxes) | ||||||||||||||||||
| Performance Availability Website Address [Text] | www.yieldmaxetfs.com | ||||||||||||||||||
| YieldMax(R) Magnificent 7 Fund of Option Income ETFs | |||||||||||||||||||
| Prospectus [Line Items] | |||||||||||||||||||
| Bar Chart and Performance Table [Heading] | Performance | ||||||||||||||||||
| Performance Narrative [Text Block] | The following performance information provides some indication of the risks of investing in the Fund by showing changes in the Fund’s performance over time. The following bar chart shows the Fund’s annual returns. The table illustrates how the Fund’s average annual returns for the 1-year and since inception periods compare with those of a broad measure of market performance. Although past performance of the Fund is no guarantee of how it will perform in the future, historical performance may give you some indication of the risks of investing in the Fund. Updated performance information is available on the Fund’s website at www.yieldmaxetfs.com.
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| Performance Past Does Not Indicate Future [Text] | Although past performance of the Fund is no guarantee of how it will perform in the future, historical performance may give you some indication of the risks of investing in the Fund. | ||||||||||||||||||
| Performance Information Illustrates Variability of Returns [Text] | The following performance information provides some indication of the risks of investing in the Fund by showing changes in the Fund’s performance over time. | ||||||||||||||||||
| Bar Chart [Heading] | Calendar Year Ended December 31 | ||||||||||||||||||
| Bar Chart [Table] |
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| Bar Chart Closing [Text Block] | During the period of time shown in the bar chart, the Fund’s highest quarterly return was 17.08% for the quarter ended June 30, 2025 and the lowest quarterly return was -13.79% for the quarter ended March 31, 2025.
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| Highest Quarterly Return, Label [Optional Text] | highest quarterly return | ||||||||||||||||||
| Highest Quarterly Return | 17.08% | ||||||||||||||||||
| Highest Quarterly Return, Date | Jun. 30, 2025 | ||||||||||||||||||
| Lowest Quarterly Return, Label [Optional Text] | lowest quarterly return | ||||||||||||||||||
| Lowest Quarterly Return | (13.79%) | ||||||||||||||||||
| Lowest Quarterly Return, Date | Mar. 31, 2025 | ||||||||||||||||||
| Performance Table Heading | Average Annual Total Returns For the Periods Ended December 31, 2025 | ||||||||||||||||||
| Performance [Table] |
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| Index No Deduction for Fees, Expenses, or Taxes [Text] | (reflects no deduction for fees, expenses, or taxes) | ||||||||||||||||||
| Performance Availability Website Address [Text] | www.yieldmaxetfs.com |