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Other Financial Information - Prepaid Expenses (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Other Financial Information [Abstract]
Diagnostic testing supplies	$ 2,100	$ 2,871
Prepaid product royalties	34	35
Prepaid maintenance and insurance contracts	2,077	1,860
Other prepaid expenses and other current assets	21	31
Prepaid expenses and other current assets	$ 4,232	$ 4,797

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