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Information About Geographic Areas (Details)
$ in Thousands
3 Months Ended
Mar. 31, 2022
USD ($)
segment
Mar. 31, 2021
USD ($)
Product Information [Line Items]    
Number of reporting segments | segment 1  
Sales to customers $ 26,504 $ 32,794
Geographic Concentration Risk | United States | Revenue from Contract with Customer    
Product Information [Line Items]    
Sales to customers $ 11,800 $ 18,100
Concentration risk, percentage 45.00% 55.00%
Geographic Concentration Risk | China | Revenue from Contract with Customer    
Product Information [Line Items]    
Sales to customers $ 2,800 $ 3,000
Concentration risk, percentage 11.00% 9.00%