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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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Amount of gain (loss) on sale or disposal of proven and unproven oil and gas properties.

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Amount of accumulated depreciation, depletion, and amortization of oil and gas property accounted for under successful efforts method.

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Amount, before accumulated depreciation, depletion, amortization, and impairment, of oil and gas properties accounted for under successful efforts method.

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Amount of cash outflow from the acquisition of or improvements to long-lived, physical assets used to produce goods and services and not intended for resale, classified as other.

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The cash inflow to dispose of long-lived, physical assets and mineral interests in oil and gas properties used for normal oil and gas operations.

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Property, Plant and Equipment (Details) - USD ($) $ in Thousands	2 Months Ended	3 Months Ended		4 Months Ended	6 Months Ended
	Mar. 03, 2026	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025
Property, Plant and Equipment [Line Items]
Other property and equipment		$ 200		$ 200
Successor [Member]
Property, Plant and Equipment [Line Items]
Oil and natural gas properties		693,519		693,519		$ 529,100
Accumulated depletion		19,500		19,500		204,600
Depletion expense related to oil and gas properties		15,130		19,535
Depreciation expense		900		1,100
Predecessor [Member]
Property, Plant and Equipment [Line Items]
Oil and natural gas properties						$ 529,096
Depletion expense related to oil and gas properties	$ 4,276		$ 7,283		$ 14,564
Depreciation expense	700		800		1,500
Sale of other property and equipment			200		300
Oil and Natural Gas Properties [Member] \| Successor [Member]
Property, Plant and Equipment [Line Items]
Depletion expense related to oil and gas properties		15,100		19,500
Oil and Natural Gas Properties [Member] \| Predecessor [Member]
Property, Plant and Equipment [Line Items]
Depletion expense related to oil and gas properties	4,300
Oklahoma [Member] \| Successor [Member]
Property, Plant and Equipment [Line Items]
Proceeds from oil and gas properties		$ 5,800		$ 7,000
Oklahoma [Member] \| Predecessor [Member]
Property, Plant and Equipment [Line Items]
Proceeds from oil and gas properties	$ 800		$ 700		$ 5,500