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Revenue - Schedule of Revenue by Product (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Disaggregation of Revenue [Line Items]
Total revenue	$ 7,766	$ 495	$ 10,905	$ 1,092
CHEMOSAT
Disaggregation of Revenue [Line Items]
Total revenue	1,196	495	2,327	1,092
HEPZATO KIT
Disaggregation of Revenue [Line Items]
Total revenue	$ 6,570	$ 0	$ 8,578	$ 0

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