XML 88 R67.htm IDEA: XBRL DOCUMENT v3.20.4
Share Based Compensation - Summary of Pre-tax Share-based Compensation Expense (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]    
Total pre-tax share-based compensation expense $ 3,709 $ 170
Research and Development    
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]    
Total pre-tax share-based compensation expense 589 33
Sales, Marketing, General and Administrative    
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]    
Total pre-tax share-based compensation expense $ 3,120 $ 137