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Fair Value Measurement - Schedule of Fair Value Measurement Inputs and Valuation Techniques (Details) - Fair Value, Recurring $ in Millions	Sep. 30, 2025 USD ($) $ / Boe	Dec. 31, 2024 USD ($) $ / Boe
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Contingent consideration | $	$ 59	$ 145
Level 3
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Contingent consideration | $	$ 59	$ 145
Level 3 | Minimum | Measurement Input, Commodity Price Outlook | Valuation Technique, Discounted Cash Flow
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Measurement input	47.53	48.63
Level 3 | Maximum | Measurement Input, Commodity Price Outlook | Valuation Technique, Discounted Cash Flow
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Measurement input	55.65	57.53
Level 3 | Arithmetic Average | Measurement Input, Commodity Price Outlook | Valuation Technique, Discounted Cash Flow
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Measurement input	51.25	53.38

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Amount of liability recognized arising from contingent consideration in a business combination.

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