CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) (PARENTHETICAL) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Statement of Financial Position [Abstract]
Allowance for doubtful accounts	$ 18	$ 18
Accumulated depreciation	$ 2,872	$ 2,635
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	6,000,000,000	6,000,000,000
Common stock issued, shares	501,891,243	501,891,243
Common stock, shares outstanding	441,464,339	448,743,073
Treasury stock, shares	60,426,904	53,418,170
Restricted cash	$ 4	$ 2