Expense Example - F/m Callable Tax-Free Municipal ETF - F/m Callable Tax-Free Municipal ETF Shares |
Sep. 26, 2025
USD ($)
|
---|---|
Prospectus [Line Items] | |
Expense Example, with Redemption, 1 Year | $ 31 |
Expense Example, with Redemption, 3 Years | $ 97 |