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12. Share-Based Compensation (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]      
Allocated share-based compensation expense $ 3,115 $ 7,204  
Employee service share-based compensation, capitalized in inventory 800   $ 1,100
Restricted and performance stock units [Member]      
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]      
Employee service share-based compensation, nonvested awards, total compensation cost not yet recognized $ 29,300    
Employee service share-based compensation, unrecognized compensation costs on nonvested awards, weighted average period of recognition (in years) 1 year 8 months 12 days    
Cost of sales [Member]      
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]      
Allocated share-based compensation expense $ (92) 1,212  
Selling, general and administrative [Member]      
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]      
Allocated share-based compensation expense 4,515 4,709  
Research and development [Member]      
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]      
Allocated share-based compensation expense $ (1,308) $ 1,283