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Business Combination, Percentage Of Acquired Entity Reported

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Significant Accounting Policies [Line Items]

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Variable Interest Entity, Number of Entities

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Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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The expense recorded to reduce the value of oil and gas assets consisting of proved properties and unproved properties as the estimate of future successful production from these properties is reduced.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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The reporting entity's maximum amount of exposure to loss as a result of its involvement with the Variable Interest Entity (VIE).

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Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly).

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Significant Accounting Policies (Details) $ in Thousands	12 Months Ended
Significant Accounting Policies (Details) $ in Thousands	Dec. 31, 2022 USD ($) entity	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Significant Accounting Policies [Line Items]
Ownership percentage in variable interest entity	0.50%
Number of variable interest entities (in entities) \| entity	2
Maximum loss exposure	$ 3,200
Impairment of assets	0	$ 196,296	$ 1,206,284
Impairment of assets	$ 0	196,296	$ 1,206,284
Performance Based Restricted Stock
Significant Accounting Policies [Line Items]
Stock-based compensation, vesting period	3 years
Petrobas America Inc
Significant Accounting Policies [Line Items]
Percentage of acquired entity reported	100.00%
Percentage of acquired entity noncontrolling interest reported	20.00%
Terra Nova
Significant Accounting Policies [Line Items]
Impairment of assets		$ 171,300
Minimum \| Stock Options
Significant Accounting Policies [Line Items]
Stock-based compensation, vesting period	2 years
Maximum \| Stock Options
Significant Accounting Policies [Line Items]
Stock-based compensation, vesting period	3 years
Investments In Affiliates \| Minimum
Significant Accounting Policies [Line Items]
Equity method investment, ownership percentage	20.00%
Investments In Affiliates \| Maximum
Significant Accounting Policies [Line Items]
Equity method investment, ownership percentage	50.00%