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Long-Term Investments (Details) - USD ($) $ in Thousands | Jun. 30, 2025 | Dec. 31, 2024
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Long-Term Investments |  |
Total long-term investments | $ 512 | $ 512
Investments in SYNAPS Dx |  |
Long-Term Investments |  |
Total long-term investments | $ 512 | $ 512

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