v3.26.3
Shareholder Report, Line Graph (Details) 197924_US Treasury 5 Year Note ETF_TF_TSR Annual {TF} - USD ($)
12 Months Ended
Aug. 31, 2025
Aug. 31, 2024
Aug. 31, 2023
Mar. 27, 2023
Aug. 31, 2026
F/m US Treasury 5 Year Note ETF          
Account Value [Line Items]          
Line Graph and Table Measure Name         F/m US Treasury 5 Year Note ETF
Accumulated Value $ 10,844 $ 10,427 $ 9,831 $ 10,000 $ 10,860
ICE US Treasury Core Bond Index [Member]          
Account Value [Line Items]          
Line Graph and Table Measure Name         ICE US Treasury Core Bond Index
Accumulated Value 10,656 10,406 9,816 10,000 $ 10,785
ICE BofA Current 5-Year US Treasury Total Return Index [Member]          
Account Value [Line Items]          
Line Graph and Table Measure Name         ICE BofA Current 5-Year US Treasury Total Return Index
Accumulated Value 10,855 10,445 9,835 10,000 $ 10,883
Bloomberg U.S. Treasury Bellwether: 5 Year Total Return USD Unhedged Index [Member]          
Account Value [Line Items]          
Line Graph and Table Measure Name         Bloomberg U.S. Treasury Bellwether: 5 Year Total Return USD Unhedged Index
Accumulated Value $ 10,887 $ 10,457 $ 9,841 $ 10,000 $ 10,923