Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Compensation expense (Details)

v3.21.2
Stock-Based Compensation - Compensation expense (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Stock Based Compensation        
Stock-based compensation $ 10,565 $ 1,933 $ 20,435 $ 3,734
Operating expense        
Stock Based Compensation        
Stock-based compensation 7 12 10 13
Selling, general and administrative        
Stock Based Compensation        
Stock-based compensation $ 10,558 $ 1,921 $ 20,425 $ 3,721