UNAUDITED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Sep. 30, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 6,466	$ 2,624
Short-term investments in marketable securities	973	3,660
Accounts receivable, net of allowance for doubtful accounts of $52 and $61, respectively	1,788	1,523
Prepaid expenses and other current assets	829	600
Total current assets	10,056	8,407
Property and equipment, net	706	656
Operating lease assets	610	0
Intangible assets, net	1,985	2,125
Goodwill	2,885	2,910
Long-term investments	4,319	8,408
Other assets	885	181
Total assets	21,446	22,687
Current liabilities:
Accounts payable	1,275	1,134
Accrued expenses and other current liabilities	1,704	1,399
Deferred merchant bookings	1,567	1,022
Convertible debt	982	0
Total current liabilities	5,528	3,555
Deferred income taxes	868	370
Operating lease liabilities	466	0
Long-term U.S. transition tax liability	1,027	1,166
Other long-term liabilities	94	162
Long-term debt	7,512	8,649
Total liabilities	15,495	13,902
Commitments and Contingencies
Stockholders' equity:
Common stock, $0.008 par value; authorized 1,000,000,000 shares, 63,162,135 and 62,948,762 shares issued, respectively	0	0
Treasury stock, 21,077,128 and 17,317,126 shares, respectively	(21,523)	(14,711)
Additional paid-in capital	5,678	5,445
Retained earnings	22,061	18,367
Accumulated other comprehensive loss	(265)	(316)
Total stockholders' equity	5,951	8,785
Total liabilities and stockholders' equity	$ 21,446	$ 22,687