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Revenue and Deferred Revenue - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
Dec. 31, 2021
Aug. 31, 2019
Deferred Revenue Arrangement [Line Items]          
Revenue $ 4,053 $ 3,312      
Deferred revenue 306 133 $ 133 $ 376  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-04-01          
Deferred Revenue Arrangement [Line Items]          
Revenue recognized from the remaining performance obligations $ 3,100        
Revenue, remaining performance obligation, percentage 77.00%        
Expected remaining performance obligations 12 months        
Product          
Deferred Revenue Arrangement [Line Items]          
Revenue $ 2,343 2,149      
Deferred revenue 100   34    
Service          
Deferred Revenue Arrangement [Line Items]          
Revenue 69 79      
Deferred revenue 200   $ 100    
Grant | National Institutes of Health          
Deferred Revenue Arrangement [Line Items]          
Deferred revenue         $ 1,100
Revenue recognized $ 300 $ 14