Shareholder Report, Line Graph (Details) 194325_The Kinetics Spin-off and Corporate Restructuring Fund_Institutional Class_TSR Annual {Institutional 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. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2025 |
|
| Institutional Class | |||||||||||
| Account Value [Line Items] | |||||||||||
| Accumulated Value | $ 4,889,435 | $ 2,673,925 | $ 3,318,756 | $ 2,373,590 | $ 1,658,437 | $ 1,572,526 | $ 1,193,662 | $ 1,298,963 | $ 1,120,788 | $ 1,000,000 | $ 3,946,553 |
| S&P 500 TR [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | S&P 500 TR | ||||||||||
| Accumulated Value | $ 3,378,640 | $ 2,702,486 | $ 2,139,945 | $ 2,613,222 | $ 2,030,390 | $ 1,714,874 | $ 1,304,222 | $ 1,364,025 | $ 1,119,599 | $ 1,000,000 | $ 3,982,741 |