Shareholder Report, Line Graph (Details) 194325_The Kinetics Spin-off and Corporate Restructuring Fund_No Load Class_TSR Annual {No Load Class} - USD ($) |
12 Months Ended | ||||||||
|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 11, 2017 |
Dec. 31, 2025 |
|
| No Load Class | |||||||||
| Account Value [Line Items] | |||||||||
| Accumulated Value | $ 38,285 | $ 20,982 | $ 26,094 | $ 18,714 | $ 13,096 | $ 12,421 | $ 9,458 | $ 10,000 | $ 30,839 |
| S&P 500 TR [Member] | |||||||||
| Account Value [Line Items] | |||||||||
| Line Graph and Table Measure Name | S&P 500 TR | ||||||||
| Accumulated Value | $ 24,918 | $ 19,931 | $ 15,782 | $ 19,273 | $ 14,974 | $ 12,647 | $ 9,619 | $ 10,000 | $ 29,373 |