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Revenue - Schedule of Revenue by Product (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Disaggregation of Revenue [Line Items]
Total revenue	$ 3,139	$ 597
CHEMOSAT
Disaggregation of Revenue [Line Items]
Total revenue	1,131	597
HEPZATO KIT
Disaggregation of Revenue [Line Items]
Total revenue	$ 2,008	$ 0

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