CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Operating activities:
Net income	$ 1,224	$ 688	$ 343
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation of property and equipment, including internal-use software and website development	781	748	704
Amortization of stock-based compensation	458	413	374
Amortization of intangible assets	57	59	88
Impairment of goodwill and intangible assets	147	426	81
Deferred income taxes	74	62	70
Foreign exchange (gain) loss on cash, restricted cash and short-term investments, net	95	(16)	128
Realized (gain) loss on foreign currency forwards, net	40	0	78
(Gain) loss on minority equity investments, net	(289)	(16)	345
(Gain) loss on debt extinguishment, net	0	0	(49)
Other	79	55	17
Changes in operating assets and liabilities, net of effects from acquisitions and dispositions:
Accounts receivable	(467)	(741)	(838)
Prepaid expenses and other assets	67	98	55
Accounts payable, merchant	(10)	332	375
Accounts payable, other, accrued expenses and other liabilities	(11)	101	194
Tax payable/receivable, net	46	(91)	11
Deferred merchant bookings	794	572	1,464
Net cash provided by operating activities	3,085	2,690	3,440
Investing activities:
Capital expenditures, including internal-use software and website development	(756)	(846)	(662)
Purchases of investments	(549)	(28)	(60)
Sales and maturities of investments	78	49	205
Proceeds from initial exchange of cross-currency interest rate swaps	0	0	337
Payments for initial exchange of cross-currency interest rate swaps	0	0	(337)
Other, net	(35)	25	(63)
Net cash used in investing activities	(1,262)	(800)	(580)
Financing activities:
Payment of long-term debt	0	0	(2,141)
Debt extinguishment costs	0	0	(22)
Purchases of treasury stock	(1,839)	(2,137)	(607)
Proceeds from exercise of equity awards and employee stock purchase plan	116	101	131
Other, net	(22)	(60)	15
Net cash used in financing activities	(1,745)	(2,096)	(2,624)
Effect of exchange rate changes on cash, cash equivalents and restricted cash and cash equivalents	(165)	16	(190)
Net increase (decrease) in cash, cash equivalents and restricted cash and cash equivalents	(87)	(190)	46
Cash, cash equivalents and restricted cash and cash equivalents at beginning of year	5,661	5,851	5,805
Cash, cash equivalents and restricted cash and cash equivalents at end of year	5,574	5,661	5,851
Supplemental cash flow information
Cash paid for interest	231	231	291
Income tax payments, net	$ 184	$ 281	$ 102