Quarterly report pursuant to Section 13 or 15(d)

Stock Based Compensation - Stock-based Compensation Expense (Details)

v3.22.1
Stock Based Compensation - Stock-based Compensation Expense (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Share-based compensation expense    
Stock-based compensation expense $ 978 $ 2,898
General and Administrative [Member]    
Share-based compensation expense    
Stock-based compensation expense $ 978 $ 2,898