UNAUDITED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions		6 Months Ended
		Jun. 30, 2021	Jun. 30, 2020
OPERATING ACTIVITIES:
Net loss		$ (222)	$ (577)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation and amortization		221	229
Provision for expected credit losses and chargebacks		37	322
Deferred income tax (benefit) expense		(120)	11
Net gains on equity securities	[1]	(427)	(528)
Stock-based compensation expense and other stock-based payments		204	94
Operating lease amortization		91	91
Amortization of debt discount and debt issuance costs		30	33
Unrealized foreign currency transaction (gains) losses on Euro-denominated debt		(54)	22
Impairment of goodwill		0	489
Impairment of investment	[1]	0	100
Loss on early extinguishment of debt	[2]	242	0
Other		17	3
Changes in assets and liabilities:
Accounts receivable		(820)	805
Prepaid expenses and other current assets		(173)	248
Deferred merchant bookings and other current liabilities		1,973	(1,567)
Other long-term assets and liabilities		(54)	(33)
Net cash provided by (used in) operating activities		945	(258)
INVESTING ACTIVITIES:
Purchase of investments		(15)	(72)
Proceeds from sale and maturity of investments		8	2,997
Additions to property and equipment		(124)	(150)
Other investing activities		(5)	0
Net cash (used in) provided by investing activities		(136)	2,775
FINANCING ACTIVITIES:
Proceeds from short-term borrowings		0	56
Proceeds from the issuance of long-term debt		2,015	4,108
Payments of debt issuance costs		(10)	(38)
Payments for redemption and conversion of debt		(1,982)	(1,244)
Payments for repurchase of common stock		(150)	(1,294)
Other financing activities		(11)	5
Net cash (used in) provided by financing activities		(138)	1,593
Effect of exchange rate changes on cash and cash equivalents and restricted cash and cash equivalents		(1)	(19)
Net increase in cash and cash equivalents and restricted cash and cash equivalents		670	4,091
Total cash and cash equivalents and restricted cash and cash equivalents, beginning of period		10,582	6,332
Total cash and cash equivalents and restricted cash and cash equivalents, end of period		11,252	10,423
SUPPLEMENTAL CASH FLOW INFORMATION:
Cash paid during the period for income taxes (see Note 17)		406	61
Cash paid during the period for interest		$ 164	$ 92

[1] See Note 5 for additional information related to the net gains on equity securities and impairment of investment.

[2] See Note 9 for additional information related to the loss on early extinguishment of debt.