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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Property, Equipment and Goodwill (Detail) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Increase (Decrease) in Capitalized Exploratory Well Costs that are Pending Determination of Proved Reserves [Roll Forward]
Beginning capitalized exploratory project costs		$ 18,523,000	$ 6,966,000
Additions to exploratory project costs pending the determination of proved reserves	$ 18,840,000		30,397,000
Determined to have found proved reserves	(27,592,000)		(27,592,000)
Ending capitalized exploratory project costs	9,771,000		9,771,000
Impairment of oil and gas properties	0	$ 0	0	$ 0
Goodwill	$ 335,897,000		$ 335,897,000		$ 335,897,000

X

- Definition

Additions to capitalized exploratory well costs that were added during the reporting period pending the determination of proved reserves.

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The amount of capitalized exploratory well costs that is pending the determination of proved reserves. This does not include amounts that were capitalized and subsequently expensed in the same annual period.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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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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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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No definition available.

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Previously capitalized costs of the drilling of wells that were reclassified as part of the costs of the enterprise's wells and related equipment and facilities at the time that proved reserves were found.

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