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 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total share-based compensation expense (benefit), net $ 1,438 $ 1,533 $ 3,557 $ 11,270
Less: amounts capitalized to oil and gas properties (1,532) (866) (3,862) (3,170)
Total share-based compensation expense (benefit), net (94) 667 (305) 8,100
RSUs        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total share-based compensation expense (benefit), net 3,009 2,649 10,169 11,032
Cash-Settled RSUs        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total share-based compensation expense (benefit), net (566) (1,116) (1,966) 238
Cash SARs        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total share-based compensation expense (benefit), net $ (1,005) $ 0 $ (4,646) $ 0