Acquisition and Divestitures (Purchase Price Allocation) (Details) - Big Sand Draw and Beaver Creek Fields $ in Thousands	Mar. 03, 2021 USD ($)
Business Acquisition [Line Items]
Cash consideration	$ 10,906
Proved oil and natural gas properties	60,101
Other property and equipment	1,685
Asset retirement obligations	(39,794)
Contingent consideration	(5,320)
Other liabilities	(5,766)
Fair value of net assets acquired	$ 10,906

Amount of other current and noncurrent liabilities assumed at the acquisition date.

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Amount of capitalized costs on proved oil and natural gas properties acquired at the acquisition date.

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Current and noncurrent portion of the carrying amount of a liability for an asset retirement obligation acquired at the acquisition date.

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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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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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The amount, measured at acquisition-date fair value, of all liabilities assumed that arise from contingencies and were recognized by the entity.

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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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The amount of property, plant, and equipment recognized as of the acquisition date.

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