Quarterly report pursuant to Section 13 or 15(d)

Revenue Recognition - Narrative (Details)

v3.22.1
Revenue Recognition - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2021
Disaggregation of Revenue [Line Items]      
Total revenue $ 5,031 $ 4,030  
Unbilled contracts receivable $ 100   $ 100
Minimum      
Disaggregation of Revenue [Line Items]      
Contract liabilities, service agreements, terms (in years) 1 year    
Maximum      
Disaggregation of Revenue [Line Items]      
Contract liabilities, service agreements, terms (in years) 3 years    
Capital Equipment Related Service Revenue      
Disaggregation of Revenue [Line Items]      
Total revenue $ 100    
Remaining Performance Obligations Capital Equipment-Related Service Revenue      
Disaggregation of Revenue [Line Items]      
Revenue, remaining performance obligation amount $ 900    
Capital Equipment and Software-Related Service      
Disaggregation of Revenue [Line Items]      
Revenue, remaining performance obligation, percentage 54.00%