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Supplemental Financial Data, Inventories (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Inventory [Abstract] |  |
Raw materials | $ 20,142 | $ 19,760
Work in process | 1,840 | 2,109
Finished goods | 218 | 164
Total inventory | 22,200 | 22,033
Clinical [Member] |  |
Inventory [Abstract] |  |
Raw materials | 17,356 | 17,061
Commercial [Member] |  |
Inventory [Abstract] |  |
Raw materials | $ 2,786 | $ 2,699

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