Derivative Financial Instruments (Details 2) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Summary of gross liability balances of derivative instruments
Total	$ 132,550	$ (3,881)
Gross amounts netted in the condensed consolidated balance sheets	0	0
Net amounts presented in the condensed consolidated balance sheets	132,550	(3,881)
Current assets
Derivative [Line Items]
Gross amounts of recognized assets	321,607	442,291
Gross amounts netted in the condensed consolidated balance sheets	(200,428)	(442,291)
Oil, natural gas and natural gas liquids (NGL) derivatives	121,179	0
Other assets
Derivative [Line Items]
Gross amounts of recognized assets	296,261	280,397
Gross amounts netted in the condensed consolidated balance sheets	(284,890)	(280,397)
Oil, natural gas and natural gas liquids (NGL) derivatives	11,371	0
Current liabilities
Summary of gross liability balances of derivative instruments
Gross amounts of recognized liabilities	(200,428)	(444,188)
Gross amounts netted in the condensed consolidated balance sheet	200,428	442,291
Oil, natural gas and natural gas liquids (NGL) derivatives	0	(1,897)
Other liabilities
Summary of gross liability balances of derivative instruments
Gross amounts of recognized liabilities	(284,890)	(282,381)
Gross amounts netted in the condensed consolidated balance sheet	284,890	280,397
Oil, natural gas and natural gas liquids (NGL) derivatives	$ 0	$ (1,984)

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Derivative Asset (Liability) Subject to Master Netting Arrangement

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Fair value of liability associated with financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset.

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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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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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