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Stock-Based Compensation - Schedule of Stock-based Compensation Expense (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Stock-based compensation expense $ 2,422 $ 1,009
Cost of Revenue    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Stock-based compensation expense 37 16
Research and Development Expense    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Stock-based compensation expense 248 347
Selling, General and Administrative Expense    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Stock-based compensation expense $ 2,137 $ 646