CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Cash flows from operating activities
Net income (loss) including non-controlling interests	$ (8,534)	$ 990
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	497	438
Bad debt expense	51	49
Stock-based compensation	829	553
Gain on business divestiture	0	(1,684)
Deferred income taxes	(267)	(367)
Loss (income) from equity method investments, net	(35)	15
Unrealized (gain) loss on debt and equity securities, net	7,247	(1,975)
Impairments of goodwill, long-lived assets and other assets	15	16
Impairment of equity method investment	182	0
Revaluation of MLU B.V. call option	(170)	0
Unrealized foreign currency transactions	10	(2)
Other	(2)	62
Change in assets and liabilities, net of impact of business acquisitions and disposals:
Accounts receivable	(129)	(149)
Prepaid expenses and other assets	58	(9)
Collateral held by insurer	0	136
Operating lease right-of-use assets	95	77
Accounts payable	(45)	185
Accrued insurance reserves	326	21
Accrued expenses and other liabilities	414	762
Operating lease liabilities	(88)	(70)
Net cash provided by (used in) operating activities	454	(952)
Cash flows from investing activities
Purchases of property and equipment	(119)	(128)
Purchases of marketable securities	0	(526)
Purchases of non-marketable equity securities	(14)	(857)
Purchase of notes receivable	0	(218)
Proceeds from maturities and sales of marketable securities	0	1,143
Proceeds from sale of non-marketable equity securities	0	500
Acquisition of businesses, net of cash acquired	(59)	(80)
Other investing activities	3	17
Net cash used in investing activities	(189)	(149)
Cash flows from financing activities
Principal repayment on Careem Notes	0	(194)
Principal payments on finance leases	(108)	(108)
Proceeds from the issuance of common stock under the Employee Stock Purchase Plan	59	67
Other financing activities	(59)	45
Net cash used in financing activities	(108)	(190)
Effect of exchange rate changes on cash and cash equivalents, and restricted cash and cash equivalents	(98)	5
Net increase (decrease) in cash and cash equivalents, and restricted cash and cash equivalents	59	(1,286)
Cash and cash equivalents, and restricted cash and cash equivalents
Beginning of period	7,805	7,391
Reclassification from assets held for sale during the period	0	349
End of period	7,864	6,454
Reconciliation of cash and cash equivalents, and restricted cash and cash equivalents to the condensed consolidated balance sheets
Cash and cash equivalents	4,397	4,443
Restricted cash and cash equivalents-current	526	324
Restricted cash and cash equivalents-non-current	2,941	1,687
Total cash and cash equivalents, and restricted cash and cash equivalents	7,864	6,454
Cash paid for:
Interest, net of amount capitalized	253	216
Income taxes, net of refunds	105	51
Non-cash investing and financing activities:
Finance lease obligations	81	83
Right-of-use assets obtained in exchange for lease obligations	245	59
Ownership interest received in exchange for divestiture	0	1,018
Conversion of convertible notes to common stock	$ 0	$ 232