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Business Combination (Narrative) (Details) - Permian Acquisition [Member] shares in Millions, $ in Millions	Jun. 12, 2023 USD ($) a WellLocation shares	Dec. 31, 2023 USD ($)
Business Combination [Line Items]
Cash paid for acquisition	$ 3,229
Number of shares issued | shares	31.8
Value issued	$ 1,169
Transaction costs		$ 76
Number of well locations acquired | WellLocation	1,050
Number of acres acquired | a	65,000
Share Capital [Member]
Business Combination [Line Items]
Number of shares issued | shares	31.8

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