v3.25.1
Annual Fund Operating Expenses - Return Stacked(R) U.S. Stocks & Gold/Bitcoin ETF [Member]
May 22, 2025
 [1]
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.65%
Distribution and Service (12b-1) Fees 0.00%
Other Expenses (as a percentage of Assets): 0.00% [2]
Acquired Fund Fees and Expenses 0.03% [3]
Expenses (as a percentage of Assets) 0.68%
[1] The Fund’s adviser will pay, or require a sub-adviser to pay, all of the Fund’s expenses, except for the following: advisory and sub-advisory fees, 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 Investment Company Act of 1949 (the “1940 Act”), litigation expenses, and other non-routine or extraordinary expenses.
[2] Based on estimated amounts for the current fiscal year.
[3] Acquired Fund Fees and Expenses (AFFEs) are estimated for the current fiscal year. AFFEs include fees and expenses incurred indirectly by the Fund as a result of investments in other investment companies.