Quarterly report pursuant to Section 13 or 15(d)

Share-Based Compensation and Cash-Based Incentive Compensation - Summary of Compensation Expense Related to Share-Based Awards and Cash-Based Awards (Details)

v3.19.1
Share-Based Compensation and Cash-Based Incentive Compensation - Summary of Compensation Expense Related to Share-Based Awards and Cash-Based Awards (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]    
Share-based compensation charged to operating income $ (78) $ 1,219
Total charged to operating income 1,894 4,751
General And Administrative Expense    
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]    
Share-based compensation charged to operating income (78) 1,219
Cash-based incentive compensation charged to operating income [1] 2,095 2,672
Lease Operating Expense    
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]    
Cash-based incentive compensation charged to operating income [1] $ (123) $ 860
[1] Includes adjustments of accruals to actual payments.