CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Cash flows from operating activities
Net income (loss) including non-controlling interests	$ (7,421)	$ 1,876
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Depreciation and amortization	371	317
Bad debt expense	79	35
Stock-based compensation	4,353	145
Gain on extinguishment of convertible notes and settlement of derivatives	(444)	0
Gain on business divestitures	0	(3,208)
Deferred income tax	(55)	420
Revaluation of derivative liabilities	(58)	491
Accretion of discount on long-term debt	80	231
Payment-in-kind interest	10	53
Loss on disposal of property and equipment	14	63
Impairment on long-lived assets held for sale	0	122
Loss from equity method investment	25	32
Gain on debt and equity securities, net	(1)	(1,984)
Non-cash deferred revenue	(39)	0
Gain on forfeiture of unvested warrants and related share repurchases	0	(152)
Unrealized foreign currency transactions	(16)	54
Other	18	7
Change in operating assets and liabilities, net of impact of business acquisitions and disposals:
Accounts receivable	(342)	(359)
Prepaid expenses and other assets	(467)	(421)
Operating lease right-of-use assets	135	0
Accounts payable	(23)	(66)
Accrued insurance reserve	356	763
Accrued expenses and other liabilities	997	721
Operating lease liabilities	(94)	0
Net cash used in operating activities	(2,522)	(860)
Cash flows from investing activities
Proceeds from insurance reimbursement, sale and disposal of property and equipment	41	329
Purchase of property and equipment	(406)	(362)
Purchase of equity method investments	0	(412)
Investments in debt securities	0	(30)
Proceeds from business disposal, net of cash divested	293	0
Acquisition of businesses, net of cash acquired	(7)	(64)
Net cash used in investing activities	(79)	(539)
Cash flows from financing activities
Proceeds from issuance of common stock upon initial public offering, net of offering costs	7,973	0
Taxes paid related to net share settlement of equity awards	(1,514)	0
Proceeds from issuance of common stock related to private placement	500	0
Proceeds from issuance of subsidiary preferred stock units	1,000	0
Proceeds from exercise of stock options, net of repurchases	5	26
Repurchase of outstanding shares	0	(10)
Issuance of term loan and senior notes, net of issuance costs	1,189	1,478
Principal repayment on term loan	(20)	(12)
Principal repayment on revolving lines of credit	0	(491)
Principal payments on capital and finance leases		(59)
Principal payments on capital and finance leases	(120)
Proceeds from issuance of redeemable convertible preferred stock, net of issuance costs	0	1,250
Dissolution of joint venture and subsequent proceeds	0	38
Other	9	(57)
Net cash provided by financing activities	9,022	2,163
Effect of exchange rate changes on cash and cash equivalents, and restricted cash and cash equivalents	(23)	(133)
Net increase in cash and cash equivalents, and restricted cash and cash equivalents	6,398	631
Cash and cash equivalents, and restricted cash and cash equivalents
Reclassification from assets held for sale during the period	34	54
End of period, excluding cash classified within assets held for sale	14,641	6,513
Reconciliation of cash and cash equivalents, and restricted cash and cash equivalents to the condensed consolidated balance sheets
Cash and cash equivalents	12,650	4,756
Restricted cash and cash equivalents-current	33	214
Restricted cash and cash equivalents-non-current	1,958	1,543
Total cash and cash equivalents, and restricted cash and cash equivalents	14,641	6,513
Cash paid for:
Interest, net of amount capitalized	213	83
Income taxes, net of refunds	105	213
Non-cash investing and financing activities:
Conversion of redeemable convertible preferred stock to common stock upon initial public offering	14,224	0
Conversion of convertible notes to common stock upon initial public offering	4,229	0
Changes in purchases of property, equipment and software recorded in accounts payable and accrued liabilities	13	(9)
Financed construction projects	0	135
Capital and finance lease obligations	196	132
Settlement of litigation through issuance of redeemable convertible preferred stock	0	250
Common stock issued in connection with acquisitions	0	93
Ownership interest in MLU B.V. received in connection with the disposition of Uber Russia/CIS operations	0	1,410
Grab debt security received in exchange for the sale of Southeast Asia operations	$ 0	$ 2,275