Share Based Compensation - Schedule of Valuation and Expense Information (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Share Based Compensation Allocation And Classification In Financial Statements [Abstract]
Total cost of share-based payment plans	$ 1,231	$ 1,127
Amounts capitalized in oil and gas properties and equipment	51	286
Amounts charged against income, before income tax benefit	1,180	841
Amount of related income tax benefit recognized in income before valuation allowance	$ 248	$ 177

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

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
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Amount of cost capitalized for award under share-based payment arrangement.

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Amount of tax benefit for recognition of expense of award under share-based payment arrangement.

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Amount of cost expensed and capitalized for award under share-based payment arrangement.

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