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Disaggregated Revenue - Summary of Disaggregated Revenue By Geography (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Disaggregation Of Revenue [Line Items]        
Disaggregated revenues $ 15,455 $ 13,010 $ 50,129 $ 35,672
China including Hong Kong and Taiwan        
Disaggregation Of Revenue [Line Items]        
Disaggregated revenues 5,916 9,734 25,025 25,881
North America        
Disaggregation Of Revenue [Line Items]        
Disaggregated revenues 8,927 2,434 23,061 7,193
Rest of the world        
Disaggregation Of Revenue [Line Items]        
Disaggregated revenues $ 612 $ 842 $ 2,043 $ 2,598