CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions		9 Months Ended
		Sep. 30, 2022	Sep. 30, 2021
OPERATING ACTIVITIES
Net income		$ 1,685	$ 631
Adjustments to reconcile to cash provided by operating activities:
Depreciation, amortization, and other		212	222
Stock-based compensation		144	138
Income taxes		197	(292)
Liability for guest loyalty program		(17)	54
Contract acquisition costs		(92)	(143)
Restructuring, merger-related charges, and other		(1)	(5)
Working capital changes		(225)	71
Loss on extinguishment of debt		0	164
Deferred revenue changes and other		19	(95)
Net cash provided by operating activities		1,922	745
INVESTING ACTIVITIES
Capital and technology expenditures		(192)	(114)
Dispositions		0	8
Loan advances		(10)	(10)
Loan collections		12	38
Other		53	(3)
Net cash used in investing activities		(137)	(81)
FINANCING ACTIVITIES
Credit Facility, net		(1,050)	(150)
Issuance of long-term debt		983	1,787
Repayment of long-term debt		(578)	(2,172)
Issuance of Class A Common Stock		0	2
Debt extinguishment costs		0	(155)
Dividends paid		(195)	0
Purchase of treasury stock		(1,235)	0
Stock-based compensation withholding taxes		(88)	(85)
Other		25	12
Net cash used in financing activities		(2,138)	(761)
DECREASE IN CASH, CASH EQUIVALENTS, AND RESTRICTED CASH		(353)	(97)
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH, beginning of period	[1]	1,421	894
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH, end of period	[1]	$ 1,068	$ 797

[1] The 2022 amounts include beginning restricted cash of $28 million at December 31, 2021, and ending restricted cash of $23 million at September 30, 2022, which we present in the “Prepaid expenses and other” and “Other noncurrent assets” captions of our Balance Sheets.