Supplemental Financial Data, Inventories (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Inventory [Abstract]
Raw materials	$ 22,807	$ 19,760
Work in process	2,651	2,109
Finished goods	176	164
Total inventory	25,634	22,033
Clinical [Member]
Inventory [Abstract]
Raw materials	18,427	17,061
Commercial [Member]
Inventory [Abstract]
Raw materials	$ 4,380	$ 2,699

Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

+ References

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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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