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Investments (Details) - USD ($) $ / shares in Units, $ in Thousands | 1 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2021 | Jun. 30, 2025 | Dec. 31, 2024
Marketable Securities [Line Items] |  |  |
Investments |  | $ 2,000 | $ 2,000
Cyrus Biotechnology, Inc. |  |  |
Marketable Securities [Line Items] |  |  |
Equity securities, stock purchase agreement, shares purchased (in shares) | 2,326,934 |  |
Investments | $ 2,000 | $ 2,000 |
Cyrus Biotechnology, Inc. | Series B Preferred Stock Purchase Agreement |  |  |
Marketable Securities [Line Items] |  |  |
Equity securities, stock purchase agreement, par value per share (in dollars per share) | $ 0.0001 |  |
Equity securities, stock purchase agreement, purchase price per share (in dollars per share) | $ 0.8595 |  |

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