CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions		9 Months Ended
		Sep. 30, 2023	Sep. 30, 2022
OPERATING ACTIVITIES
Net income		$ 2,235	$ 1,685
Adjustments to reconcile to cash provided by operating activities:
Depreciation, amortization, and other		204	212
Stock-based compensation		147	144
Income taxes		(107)	197
Contract acquisition costs		(134)	(92)
Merger-related charges and other		42	(1)
Working capital changes		(141)	(225)
Other		64	19
Net cash provided by operating activities		2,419	1,922
INVESTING ACTIVITIES
Capital and technology expenditures		(318)	(192)
Asset acquisition		(102)	0
Dispositions		61	0
Loan advances		(77)	(10)
Loan collections		35	12
Other		38	53
Net cash used in investing activities		(363)	(137)
FINANCING ACTIVITIES
Commercial paper/Credit Facility, net		100	(1,050)
Issuance of long-term debt		1,918	983
Repayment of long-term debt		(332)	(578)
Issuance of Class A Common Stock		29	0
Dividends paid		(435)	(195)
Purchase of treasury stock		(2,988)	(1,235)
Stock-based compensation withholding taxes		(105)	(88)
Other		(25)	25
Net cash used in financing activities		(1,838)	(2,138)
INCREASE (DECREASE) IN CASH, CASH EQUIVALENTS, AND RESTRICTED CASH		218	(353)
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH, beginning of period	[1]	525	1,421
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH, end of period	[1]	743	1,068
Loyalty Program
Adjustments to reconcile to cash provided by operating activities:
Liability for guest loyalty program		$ 109	$ (17)

[1] The 2023 amounts include beginning restricted cash of $18 million at December 31, 2022, and ending restricted cash of $26 million at September 30, 2023, which we present in the “Prepaid expenses and other” and “Other noncurrent assets” captions of our Balance Sheets.