v3.26.1
Annual Fund Operating Expenses - Cambria Chesapeake Pure Trend ETF [Member]
Jul. 17, 2026
 [1]
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.75%
Distribution and Service (12b-1) Fees 0.00%
Other Expenses (as a percentage of Assets): 0.09% [2]
Acquired Fund Fees and Expenses 0.05% [3]
Expenses (as a percentage of Assets) 0.89% [3]
[1] The Fund’s investment adviser, Tidal Investments LLC (the “Adviser”) will pay, or require a sub-adviser to pay, all expenses incurred by the Fund (except for advisory fees and sub-advisory fees, as the case may be) excluding interest charges on any borrowings made for investment purposes, dividends and other expenses on securities sold short, taxes, brokerage commissions and other expenses incurred in placing orders for the purchase and sale of securities and other investment instruments, acquired fund fees and expenses, accrued deferred tax liability, distribution fees and expenses paid by the Fund under any distribution plan adopted pursuant to Rule 12b-1 under the 1940 Act, and litigation expenses, and other non-routine or extraordinary expenses.
[2] Other Expenses are estimated to reflect the Fund's discontinuation of short selling and its expected continued use of derivative instruments.
[3] Total Annual Fund Operating Expenses may not correlate to the expense ratios in the Fund’s financial highlights because the financial highlights reflect only the Fund’s operating expenses and do not include acquired fund fees and expenses, which are fees and expenses incurred indirectly by the Fund through its investments in certain underlying investment companies.