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Consolidated Entity - Summary of Individual Investments Held by ISP Fund (Details) - Isp Fund Lp [Member] - USD ($) $ in Thousands | Jun. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Preferred stocks - Privately held healthcare companies |  |
Money market fund and cash | $ 100,200 | $ 107,532
Total investments held by ISP Fund LP | 147,463 | 255,658
Publicly Held Healthcare Companies |  |
Common stock - Publicly traded healthcare companies |  |
Common stock | 44,619 | 86,028
Privately Held Healthcare Companies |  |
Preferred stocks - Privately held healthcare companies |  |
Warrants | 0 | 8,507
United States | Publicly Held Healthcare Companies |  |
Common stock - Publicly traded healthcare companies |  |
Common stock | 41,294 | 84,039
United States | Privately Held Healthcare Companies |  |
Preferred stocks - Privately held healthcare companies |  |
Preferred stock | 2,644 | 53,591
United Kingdom | Publicly Held Healthcare Companies |  |
Common stock - Publicly traded healthcare companies |  |
Common stock | $ 3,325 | $ 1,989

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