UNAUDITED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
OPERATING ACTIVITIES:
Net income	$ 224	$ 3,694
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	344	352
Provision for expected credit losses and chargebacks	307	108
Deferred income tax expense	101	39
Net gains on marketable equity securities	(1,258)	(419)
Stock-based compensation expense and other stock-based payments	179	245
Operating lease amortization	137	127
Amortization of debt discount and debt issuance costs	48	43
Unrealized foreign currency transaction losses (gains) on Euro-denominated debt	139	(54)
Impairment of goodwill	1,062	0
Impairment of investment	100	0
Other	0	9
Changes in assets and liabilities, net of effect of acquisition:
Accounts receivable	554	(442)
Prepaid expenses and other current assets	230	(247)
Deferred merchant bookings and other current liabilities	(1,593)	794
Other long-term assets and liabilities	88	(461)
Net cash provided by operating activities	662	3,788
INVESTING ACTIVITIES:
Purchase of investments	(72)	(696)
Proceeds from sale and maturity of investments	2,997	7,940
Additions to property and equipment	(222)	(281)
Acquisitions and other investments, net of cash acquired	0	(9)
Net cash provided by investing activities	2,703	6,954
FINANCING ACTIVITIES:
Proceeds from revolving credit facility and short-term borrowings	0	400
Repayments of revolving credit facility and short-term borrowings	0	(425)
Proceeds from the issuance of long-term debt	4,108	0
Payments of debt issuance costs	(38)	0
Payments for conversion of debt	(1,244)	0
Payments for repurchase of common stock	(1,299)	(6,840)
Other financing activities	5	(11)
Net cash provided by (used in) financing activities	1,532	(6,876)
Effect of exchange rate changes on cash and cash equivalents and restricted cash and cash equivalents	(12)	(26)
Net increase in cash and cash equivalents and restricted cash and cash equivalents	4,885	3,840
Total cash and cash equivalents and restricted cash and cash equivalents, beginning of period (see Note 14)	6,332	2,645
Total cash and cash equivalents and restricted cash and cash equivalents, end of period (see Note 14)	11,217	6,485
SUPPLEMENTAL CASH FLOW INFORMATION:
Cash paid during the period for income taxes (see Note 14)	152	986
Cash paid during the period for interest	$ 158	$ 171