CONDENSED CONSOLIDATED BALANCE SHEET (PARENTHETICAL) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Statement of Financial Position [Abstract]
Unproved oil and gas properties, net of valuation allowance	$ 12	$ 33
Other property and equipment, net of accumulated depreciation	$ 63	$ 62
Common Stock, par value per share	$ 0.01	$ 0.01
Common Stock, shares authorized	200,000,000	200,000,000
Common Stock, shares issued	114,630,905	114,461,934
Common Stock, shares outstanding	114,630,905	114,461,934