Equity-Based Compensation - Performance Share Units (Details) $ / shares in Units, $ in Thousands	3 Months Ended
Mar. 31, 2021 USD ($) $ / shares shares	Mar. 31, 2020 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity-based compensation expenses	$ 2,198	$ 6,807
Company's Oil and Gas Peers
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Eligible to be earned, percentage	0.50
Broad Based Russell 2000 Index
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Eligible to be earned, percentage	0.50
Performance Share Unit Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity-based compensation expenses		$ 2,300
Performance Share Unit Awards \| 2020 Incentive Compensation Program
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards granted (in shares) \| shares	139,935
Weighted average grant date value (in dollars per share) \| $ / shares	$ 56.34
Equity-based compensation expenses	$ 300
Minimum \| Performance Share Unit Awards \| 2020 Incentive Compensation Program
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period	3 years
PSU granted percentage of earnings (as a percent)	0.00%
Maximum \| Performance Share Unit Awards \| 2020 Incentive Compensation Program
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period	4 years
PSU granted percentage of earnings (as a percent)	150.00%

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Share-based Compensation Arrangement by Share-based Payment Award, Eligible To Be Earned, Percentage

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Per share or unit weighted-average intrinsic value of award granted under share-based payment arrangement. Excludes share and unit options.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Net number of non-option equity instruments granted to participants.

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