Quarterly report pursuant to Section 13 or 15(d)

Share-Based Compensation (Schedule of Share-based Compensation Expense) (Details)

v3.20.2
Share-Based Compensation (Schedule of Share-based Compensation Expense) (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total share-based compensation expense (benefit), net $ 4,923 $ 3,110 $ 2,119 $ 9,737
Less: amounts capitalized to oil and gas properties (2,162) (1,131) (2,330) (2,304)
Total share-based compensation expense (benefit), net 2,761 1,979 (211) 7,433
RSUs        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total share-based compensation expense (benefit), net 3,212 2,907 7,160 8,383
Cash-Settled RSUs        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total share-based compensation expense (benefit), net 596 203 (1,400) 1,354
Cash SARs        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total share-based compensation expense (benefit), net $ 1,115 $ 0 $ (3,641) $ 0