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Derivative and Financial Instruments - Schedule of Net Exposures from Outstanding Commodity Derivative Contracts (Details) - Commodity Contract - Bcf	3 Months Ended	12 Months Ended
	Mar. 31, 2025	Dec. 31, 2024
Natural Gas and Power, Fixed Price | Short
Trading Activity, Gains and Losses, Net [Line Items]
Commodity derivatives - volumetric material net exposures	(15)	(17)
Natural Gas and Power, Basis | Long
Trading Activity, Gains and Losses, Net [Line Items]
Commodity derivatives - volumetric material net exposures	(5)	0

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