Consolidated Entity - Summary of Individual Investments Held by ISP Fund (Details) - Isp Fund Lp [Member] - USD ($) $ in Thousands |
Mar. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Preferred stocks - Privately held healthcare companies | ||
| Money market fund and cash | $ 127,791 | $ 107,532 |
| Total investments held by ISP Fund LP | 174,700 | 255,658 |
| Publicly Held Healthcare Companies | ||
| Common stock - Publicly traded healthcare companies | ||
| Common stock | 44,199 | 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 | 42,362 | 84,039 |
| United States | Privately Held Healthcare Companies | ||
| Preferred stocks - Privately held healthcare companies | ||
| Preferred stock | 2,710 | 53,591 |
| United Kingdom | Publicly Held Healthcare Companies | ||
| Common stock - Publicly traded healthcare companies | ||
| Common stock | $ 1,837 | $ 1,989 |