Shareholder Report, Average Annual Return (Details) 194405_Horizon Kinetics Blockchain Development ETF_TF_TSR Annual {TF} |
12 Months Ended | 41 Months Ended |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| Horizon Kinetics Blockchain Development ETF | ||
| Average Annual Return [Line Items] | ||
| Line Graph and Table Measure Name | Horizon Kinetics Blockchain Development ETF NAV | |
| Average Annual Return, Percent | 11.11% | 6.82% |
| S&P 500 TR [Member] | ||
| Average Annual Return [Line Items] | ||
| Line Graph and Table Measure Name | S&P 500 TR | |
| Average Annual Return, Percent | 17.88% | 17.76% |
| NASDAQ Composite Total Return Index [Member] | ||
| Average Annual Return [Line Items] | ||
| Line Graph and Table Measure Name | NASDAQ Composite Total Return Index | |
| Average Annual Return, Percent | 21.14% | 21.21% |