Revenue - Disaggregation of Revenue (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]
Product Revenue	$ 7,078	$ 4,413	$ 12,762	$ 7,905
Rental Income	84	262	186	545
Total Revenue	7,162	4,675	12,948	8,450
Consumables and parts revenue
Disaggregation of Revenue [Line Items]
Product Revenue	4,951	2,931	9,258	5,537
System revenue
Disaggregation of Revenue [Line Items]
Product Revenue	2,112	1,402	3,484	2,272
License fees and other
Disaggregation of Revenue [Line Items]
Product Revenue	15	80	20	96
United States
Disaggregation of Revenue [Line Items]
Product Revenue	7,032	4,311	12,574	7,725
Rental Income	84	262	186	545
Total Revenue	7,116	4,573	12,760	8,270
United States | Consumables and parts revenue
Disaggregation of Revenue [Line Items]
Product Revenue	4,920	2,913	9,161	5,487
United States | System revenue
Disaggregation of Revenue [Line Items]
Product Revenue	2,112	1,323	3,413	2,157
United States | License fees and other
Disaggregation of Revenue [Line Items]
Product Revenue	0	75	0	81
International
Disaggregation of Revenue [Line Items]
Product Revenue	46	102	188	180
Rental Income	0	0	0	0
Total Revenue	46	102	188	180
International | Consumables and parts revenue
Disaggregation of Revenue [Line Items]
Product Revenue	31	18	97	50
International | System revenue
Disaggregation of Revenue [Line Items]
Product Revenue	0	79	71	115
International | License fees and other
Disaggregation of Revenue [Line Items]
Product Revenue	$ 15	$ 5	$ 20	$ 15