Stern Brothers [Member] Expense Example - Stern Brothers - FEDFUND - Stern Brothers Shares	Apr. 30, 2025 USD ($)
Prospectus [Line Items]
Expense Example, with Redemption, 1 Year	$ 17
Expense Example, with Redemption, 3 Years	57
Expense Example, with Redemption, 5 Years	100
Expense Example, with Redemption, 10 Years	$ 229

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