CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) (PARENTHETICAL) - USD ($) $ in Millions	Sep. 30, 2024	Dec. 31, 2023
Statement of Financial Position [Abstract]
Allowance for doubtful accounts	$ 19	$ 18
Accumulated depreciation	$ 2,657	$ 2,594
Common stock, par value (in dollars per share)	$ 0.01
Common stock, shares authorized	6,000,000,000
Common stock issued, shares	501,891,243	501,891,243
Common stock, shares outstanding	451,549,789	458,367,358
Treasury stock, shares	50,341,454	43,523,885
Restricted cash	$ 4	$ 2