| Form N-CSR Cover | 12 Months Ended |
| Jul. 31, 2024 | |
| Shareholder Report [Line Items] | |
| Document Type | N-CSR |
| Amendment Flag | false |
| Registrant Name | Tidal Trust II |
| Entity Central Index Key | 0001924868 |
| Entity Investment Company Type | N-1A |
| Document Period End Date | Jul. 31, 2024 |
| Shareholder Report | 12 Months Ended | |
| Jul. 31, 2024 USD ($) Holdings | ||
| Shareholder Report [Line Items] | ||
| Document Type | N-CSR | |
| Amendment Flag | false | |
| Registrant Name | Tidal Trust II | |
| Entity Central Index Key | 0001924868 | |
| Entity Investment Company Type | N-1A | |
| Document Period End Date | Jul. 31, 2024 | |
| Cboe(R) Validus S&P 500(R) Dynamic PutWrite Index ETF | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Cboe® Validus S&P 500® Dynamic PutWrite Index ETF | |
| Class Name | Cboe® Validus S&P 500® Dynamic PutWrite Index ETF | |
| Trading Symbol | PUTD | |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report | |
| Shareholder Report Annual or Semi-Annual | annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Fund at www.validusetfs.com (866) 511-9979 | |
| Additional Information Phone Number | (866) 511-9979 | |
| Additional Information Website | www.validusetfs.com | |
| Expenses [Text Block] | What were the Fund costs for the past year? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Cboe® Validus S&P 500® Dynamic PutWrite Index ETF $62 0.64% The Fund commenced operations on August 9, 2023. Expenses for a full reporting period would be higher than the figures shown. | |
| Expenses Paid, Amount | $ 62 | |
| Expense Ratio, Percent | 0.64% | |
| Factors Affecting Performance [Text Block] | How did the Fund perform last year and what affected its performance? During the reporting period, the Fund generated a total return of 15.98% - at NAV. This compares to the 15.81% gross total return of the Cboe® Validus S&P 500® Dynamic PutWrite Index and the 25.43% total return for the S&P 500® Index for the same period. What Factors Influenced Performance The Fund tracks the Cboe® Validus S&P 500® Dynamic PutWrite Index and during this period, the Fund had a strong total return of 15.98% - at NAV, outperforming the Index it tracks by 0.17%. It was over 97% correlated to the index based on daily returns. | |
| Performance Past Does Not Indicate Future [Text] | The fund’s past performance is not a good predictor of how the fund will perform in the future. | |
| Line Graph [Table Text Block] | Cumulative Performance (Initial Investment of $10,000) As of Date Cboe Validus S&P 500 Dynamic PutWrite Index ETF (NAV) Cboe Validus S&P 500 Dynamic PutWrite Index ETF (MKT) S&P 500 TR Cboe Validus S&P 500 Dynamic PutWrite Index 08/09/2023 10000 10000 10000 10000 08/31/2023 10128 10127 10105 10082 09/30/2023 9900 9880 9623 9814 10/31/2023 9769 9790 9421 9715 11/30/2023 10392 10402 10281 10339 12/31/2023 10594 10603 10748 10549 01/31/2024 10766 10770 10929 10712 02/29/2024 10974 10977 11513 10929 03/31/2024 11187 11193 11883 11147 04/30/2024 10984 11042 11398 10988 05/31/2024 11355 11345 11963 11351 06/30/2024 11543 11540 12392 11537 07/31/2024 11598 11589 12543 11581 | |
| Average Annual Return [Table Text Block] | Annual Performance Since Inception ( 8/9/2023 Cboe® Validus S&P 500® Dynamic PutWrite Index ETF - at NAV 15.98% Cboe® Validus S&P 500® Dynamic PutWrite Index ETF - at Market 15.89% S&P 500® Total Return Index 25.43% Cboe® Validus S&P 500® Dynamic PutWrite Index 15.81% | |
| Performance Inception Date | Aug. 09, 2023 | |
| No Deduction of Taxes [Text Block] | The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares. | |
| Net Assets | $ 32,929,000 | |
| Holdings Count | Holdings | 11 | |
| Advisory Fees Paid, Amount | $ 134,646 | |
| Investment Company, Portfolio Turnover | 0% | [1] |
| Additional Fund Statistics [Text Block] | Key Fund Statistics (as of July 31, 2024 ) Fund Size (Thousands) $32,929 Number of Holdings 11 Total Management Fee $134,646 Portfolio Turnover* 0% * Not annualized for periods less than one year. | |
| Holdings [Text Block] | What did the Fund invest in? (as of July 31, 2024 ) Sector/Security Type Breakdown (% of net assets) (Excludes other financial instruments) Security % of Total Net Assets Cash & Cash Equivalents 100.0 Other Financial Instruments Security Type (% of net assets) Sector - Securites Sold Short % of Total Net Assets Written Options -2.3% Percentages are based on total net assets, excluding Other Financial Instruments. Cash & Cash Equivalents represents short-term investments and other assets in excess of liabilities. | |
| Largest Holdings [Text Block] | Top Ten Holdings (% of net assets) United States Treasury Bill - 5.26%, 08/15/2024 48.7 United States Treasury Bill - 5.28%, 08/13/2024 41.1 First American Government Obligations Fund 0.1 S&P 500 Index - Expiration: 08/16/2024; Exercise Price: $5,675 -1.0 S&P 500 Index - Expiration: 08/16/2024; Exercise Price: $5,660 -0.5 S&P 500 Index - Expiration: 08/16/2024; Exercise Price: $5,650 -0.4 S&P 500 Index - Expiration: 08/16/2024; Exercise Price: $5,575 -0.3 Cboe S&P 500 Mini Index - Expiration: 08/16/2024; Exercise Price: $568 -0.1 Cboe S&P 500 Mini Index - Expiration: 08/16/2024; Exercise Price: $566 -0.0 Cboe S&P 500 Mini Index - Expiration: 08/16/2024; Exercise Price: $565 -0.0 | |
| Material Fund Change [Text Block] | How has the Fund changed? Effective June 25, 2024, the Fund's distribution frequency was amended. The Fund intends to pay out dividends and interest income, if any, quarterly, and distribute any net realized capital gains to its shareholders at least annually. | |
| Accountant Change Statement [Text Block] | Changes in and Disagreements with Accountants There were no changes in or disagreements with accountants. | |
| [1]Not annualized for periods less than one year. | ||
| Shareholder Report, Line Graph (Details) - USD ($) | Jul. 31, 2024 | Jun. 30, 2024 | May 31, 2024 | Apr. 30, 2024 | Mar. 31, 2024 | Feb. 29, 2024 | Jan. 31, 2024 | Dec. 31, 2023 | Nov. 30, 2023 | Oct. 31, 2023 | Sep. 30, 2023 | Aug. 31, 2023 | Aug. 09, 2023 |
| Cboe(R) Validus S&P 500(R) Dynamic PutWrite Index ETF | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Account Value | $ 11,598 | $ 11,543 | $ 11,355 | $ 10,984 | $ 11,187 | $ 10,974 | $ 10,766 | $ 10,594 | $ 10,392 | $ 9,769 | $ 9,900 | $ 10,128 | $ 10,000 |
| S&P 500® Total Return Index | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Account Value | 12,543 | 12,392 | 11,963 | 11,398 | 11,883 | 11,513 | 10,929 | 10,748 | 10,281 | 9,421 | 9,623 | 10,105 | 10,000 |
| Cboe® Validus S&P 500® Dynamic PutWrite Index | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Account Value | 11,581 | 11,537 | 11,351 | 10,988 | 11,147 | 10,929 | 10,712 | 10,549 | 10,339 | 9,715 | 9,814 | 10,082 | 10,000 |
| Cboe(R) Validus S&P 500(R) Dynamic PutWrite Index ETF - Market | |||||||||||||
| Account Value [Line Items] | |||||||||||||
| Account Value | $ 11,589 | $ 11,540 | $ 11,345 | $ 11,042 | $ 11,193 | $ 10,977 | $ 10,770 | $ 10,603 | $ 10,402 | $ 9,790 | $ 9,880 | $ 10,127 | $ 10,000 |
| Shareholder Report, Average Annual Return (Details) | 12 Months Ended |
| Jul. 31, 2024 | |
| Cboe(R) Validus S&P 500(R) Dynamic PutWrite Index ETF | |
| Average Annual Return [Line Items] | |
| Average Annual Return, Percent | 15.98% |
| S&P 500® Total Return Index | |
| Average Annual Return [Line Items] | |
| Average Annual Return, Percent | 25.43% |
| Cboe® Validus S&P 500® Dynamic PutWrite Index | |
| Average Annual Return [Line Items] | |
| Average Annual Return, Percent | 15.81% |
| Cboe(R) Validus S&P 500(R) Dynamic PutWrite Index ETF - Market | |
| Average Annual Return [Line Items] | |
| Average Annual Return, Percent | 15.89% |
| Shareholder Report, Holdings (Details) - Cboe(R) Validus S&P 500(R) Dynamic PutWrite Index ETF | Jul. 31, 2024 |
| United States Treasury Bill - 5.26%, 08/15/2024 [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 48.70% |
| United States Treasury Bill - 5.28%, 08/13/2024 [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 41.10% |
| First American Government Obligations Fund [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.10% |
| S&P 500 Index - Expiration: 08/16/2024; Exercise Price: $5,675 [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | (1.00%) |
| S&P 500 Index - Expiration: 08/16/2024; Exercise Price: $5,660 [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | (0.50%) |
| S&P 500 Index - Expiration: 08/16/2024; Exercise Price: $5,650 [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | (0.40%) |
| S&P 500 Index - Expiration: 08/16/2024; Exercise Price: $5,575 [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | (0.30%) |
| Cboe S&P 500 Mini Index - Expiration: 08/16/2024; Exercise Price: $568 [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | (0.10%) |
| Cboe S&P 500 Mini Index - Expiration: 08/16/2024; Exercise Price: $566 [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | (0.00%) |
| Cboe S&P 500 Mini Index - Expiration: 08/16/2024; Exercise Price: $565 [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | (0.00%) |
| Written Options [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | (2.30%) |
| Cash and Cash Equivalents [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 100% |
