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Summary of Significant Accounting Policies - Additional Information (Details)
3 Months Ended 12 Months Ended
Jun. 30, 2021
USD ($)
Dec. 31, 2021
USD ($)
Segment
Dec. 31, 2020
USD ($)
Dec. 31, 2018
USD ($)
Mar. 19, 2021
USD ($)
Summary Of Significant Accounting Policies [Line Items]          
Cash and cash equivalents   $ 32,712,000 $ 62,126,000    
Number of operating segments | Segment   1      
Deferred revenue   $ 1,850,000 3,532,000    
Impairment of long-lived assets   0 0    
Impairment of intangible assets   0 0    
Goodwill impairments loss   0      
Integrated Diagnostics, Inc          
Summary Of Significant Accounting Policies [Line Items]          
Business acquisition contingent consideration gross margin target $ 2,000,000.0 $ 2,000,000.0   $ 2,000,000.0  
Business acquisition contingent consideration gross margin target period       7 years  
Minimum          
Summary Of Significant Accounting Policies [Line Items]          
Property, plant and equipment, useful Lives   3 years      
Percentage of probabilities of contingent consideration successful achievement of specified product gross margin targets discount rates range   11.00%      
Minimum | Product Life and Patent Life          
Summary Of Significant Accounting Policies [Line Items]          
Finite-lived intangible asset, useful life   9 years      
Maximum          
Summary Of Significant Accounting Policies [Line Items]          
Property, plant and equipment, useful Lives   5 years      
Percentage of probabilities of contingent consideration successful achievement of specified product gross margin targets discount rates range   13.50%      
Maximum | Product Life and Patent Life          
Summary Of Significant Accounting Policies [Line Items]          
Finite-lived intangible asset, useful life   10 years      
Other Current Assets          
Summary Of Significant Accounting Policies [Line Items]          
Restricted cash   $ 100,000 200,000    
Inventory   2,900,000 $ 3,200,000    
2021 Term Loan          
Summary Of Significant Accounting Policies [Line Items]          
Notes/Loan payable   10,000,000     $ 30,000,000
Principal balance outstanding   $ 10,000,000