CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Millions	Jun. 30, 2023	Dec. 31, 2022
Accounts receivable, allowance	$ 51	$ 40
Common stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Common stock, authorized shares (in shares)	1,600,000,000	1,600,000,000
Common stock, shares issued (in shares)	280,006,000	278,264,000
Common stock, shares outstanding (in shares)	138,885,000	147,757,000
Treasury stock (in shares)	148,398,000	137,783,000
Class B Common Stock
Common stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Common stock, authorized shares (in shares)	400,000,000	400,000,000
Common stock, shares issued (in shares)	12,800,000	12,800,000
Common stock, shares outstanding (in shares)	5,523,000	5,523,000
Treasury stock (in shares)	7,300,000	7,300,000