Quarterly report pursuant to Section 13 or 15(d)

Share-Based Compensation - Expense (Details)

v3.21.2
Share-Based Compensation - Expense (Details) - USD ($)
$ in Thousands, shares in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Share-Based Compensation        
Share-based compensation expense $ 2,998 $ 3,121 $ 8,375 $ 12,159
Income tax (expense) benefit $ (130) $ 838 $ 3,190 $ 7,734
2015 Plan        
Share-Based Compensation        
Number of shares available 2.0   2.0  
2015 Plan | Maximum        
Share-Based Compensation        
Number of shares authorized 4.0   4.0