v3.25.4
Shareholder Report, Line Graph (Details) 194405_Horizon Kinetics Blockchain Development ETF_TF_TSR Annual {TF} - USD ($)
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Aug. 01, 2022
Dec. 31, 2025
Horizon Kinetics Blockchain Development ETF          
Account Value [Line Items]          
Line Graph and Table Measure Name         Horizon Kinetics Blockchain Development ETF NAV
Accumulated Value $ 11,276 $ 9,802 $ 7,850 $ 10,000 $ 12,528
S&P 500 TR [Member]          
Account Value [Line Items]          
Line Graph and Table Measure Name         S&P 500 TR
Accumulated Value 14,831 11,863 9,394 10,000 $ 17,483
NASDAQ Composite Total Return Index [Member]          
Account Value [Line Items]          
Line Graph and Table Measure Name         NASDAQ Composite Total Return Index
Accumulated Value $ 15,925 $ 12,290 $ 8,497 $ 10,000 $ 19,292