Annual report pursuant to Section 13 and 15(d)

Stock-based Compensation - Schedule of Stock-based Compensation Expense Related to Stock Options and RSUs Granted to Employees and Non-employees (Details)

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Stock-based Compensation - Schedule of Stock-based Compensation Expense Related to Stock Options and RSUs Granted to Employees and Non-employees (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Compensation expense $ 2,329 $ 2,410
Sales and marketing    
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Compensation expense 450 476
Research and development    
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Compensation expense 270 293
General and administrative    
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Compensation expense $ 1,609 $ 1,641