Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation and Other Benefit Plans (Summary of Stock-Based Compensation) (Details)

v3.21.1
Stock-Based Compensation and Other Benefit Plans (Summary of Stock-Based Compensation) (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Total stock-based compensation $ 1,559 $ (2,569)
Equity Award [Member]    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Total stock-based compensation 323 145
Liability Award [Member]    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Total stock-based compensation $ 1,236 $ (2,714)