Annual report pursuant to Section 13 and 15(d)

STOCK BASED COMPENSATION - Stock-based Compensation Expense (Details)

v3.22.0.1
STOCK BASED COMPENSATION - Stock-based Compensation Expense (Details) - USD ($)
$ in Thousands
12 Months Ended
Sep. 28, 2020
Dec. 31, 2021
Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total stock based compensation expenses $ 1,800 $ 28,778 $ 8,006
2020 Plan      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares available for grant   9,693,395  
Research and development      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total stock based compensation expenses   $ 11,446 3,276
General and administrative expenses      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total stock based compensation expenses   10,939 3,464
Sales and marketing expense      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total stock based compensation expenses   4,593 894
Cost of sales      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total stock based compensation expenses   $ 1,800 $ 372