Investments (Gain (Loss) on Marketable Equity Securities) (Details 2) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
|
| Investments [Abstract] | ||||
| (Loss) gain on marketable equity securities, net | $ (11,543) | $ 19,628 | $ 32,258 | $ 123,780 |
| Less: Net gains in earnings from marketable equity securities and donated | 0 | (102) | 0 | (102) |
| Net unrealized (loss) gains in earnings from marketable equity securities still held at the end of the period | $ (11,543) | $ 19,526 | $ 32,258 | $ 123,678 |