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Inventory (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Inventory Disclosure [Abstract]
Raw materials	$ 1,335	$ 1,443
Work-in-process	1,983	1,753
Finished goods	316	126
Total inventory	3,634	3,322
Inventory [Line Items]
Finished goods	316	$ 126
Inventory Held at Hospitals and Treatment Centers
Inventory Disclosure [Abstract]
Finished goods	200
Inventory [Line Items]
Finished goods	$ 200

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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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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
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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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Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 852
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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.

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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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