Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities
Net loss including redeemable non-controlling interests	$ (1,368)	$ (468)	$ (461)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	369	156	120
Stock-based compensation	889	486	322
Bad debt expense	0	36	16
Reduction of operating lease right-of-use assets and accretion of operating lease liabilities	81	52	40
Non-cash interest expense	0	11	31
Adjustments to non-marketable equity securities, including impairment, net	303	0	0
Other	20	28	18
Changes in assets and liabilities, net of assets acquired and liabilities assumed from acquisitions:
Funds held at payment processors	(86)	(174)	(96)
Accounts receivable, net	(33)	(94)	(248)
Prepaid expenses and other current assets	(165)	85	(96)
Other assets	(90)	(51)	(20)
Accounts payable	(15)	79	54
Accrued expenses and other current liabilities	566	595	587
Payments for operating lease liabilities	(75)	(44)	(26)
Other liabilities	(29)	(5)	11
Net cash provided by operating activities	367	692	252
Cash flows from investing activities
Purchases of property and equipment	(176)	(129)	(106)
Capitalized software and website development costs	(170)	(108)	(53)
Purchases of marketable securities	(1,948)	(2,344)	(593)
Sales of marketable securities	387	224	4
Maturities of marketable securities	1,552	720	583
Purchases of non-marketable equity securities	(15)	(409)	0
Net cash acquired (used) in acquisitions	71	0	(28)
Other investing activities	(1)	(1)	1
Net cash used in investing activities	(300)	(2,047)	(192)
Cash flows from financing activities
Proceeds from issuance of common stock upon initial public offering, net of underwriter discounts	0	0	3,289
Proceeds from issuance of preferred stock, net of issuance costs	0	0	382
Proceeds from issuance of convertible notes, net of issuance costs	0	0	333
Proceeds from exercise of stock options	11	32	5
Deferred offering costs paid	0	(10)	(6)
Repayment of convertible notes	0	(333)	0
Taxes paid related to net share settlement of equity awards	0	(172)	(7)
Repurchase of common stock	(400)	0	0
Other financing activities	14	0	0
Net cash provided by (used in) financing activities	(375)	(483)	3,996
Foreign currency effect on cash, cash equivalents, and restricted cash	(10)	(1)	2
Net increase (decrease) in cash, cash equivalents, and restricted cash	(318)	(1,839)	4,058
Cash, cash equivalents, and restricted cash, beginning of period	2,506	4,345	287
Cash, cash equivalents, and restricted cash, end of period	$ 2,188	$ 2,506	$ 4,345