UNAUDITED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 1,841,658	$ 3,148,651
Restricted cash	827	843
Short-term investments	1,211,184	1,142,182
Accounts receivable, net of allowance for doubtful accounts of $17,149 and $14,212, respectively	890,532	643,894
Prepaid expenses and other current assets	264,256	178,050
Deferred income taxes	90,500	153,754
Total current assets	4,298,957	5,267,374
Property and equipment, net	257,135	198,953
Intangible assets, net	2,203,270	2,334,761
Goodwill	3,386,519	3,326,474
Long-term investments	6,327,630	3,755,653
Other assets	141,259	57,348
Total assets	16,614,770	14,940,563
Current liabilities:
Accounts payable	388,528	281,480
Accrued expenses and other current liabilities	780,784	600,758
Deferred merchant bookings	413,495	460,558
Convertible debt	0	37,195
Total current liabilities	1,582,807	1,379,991
Deferred income taxes	952,388	1,040,260
Other long-term liabilities	131,474	103,533
Long-term debt	5,421,328	3,849,756
Total liabilities	8,087,997	6,373,540
Convertible debt	0	329
Stockholders' equity:
Common stock, $0.008 par value; authorized 1,000,000,000 shares, 62,026,743 and 61,821,097 shares issued, respectively	482	480
Treasury stock, 11,847,933 and 9,888,024 shares, respectively	(5,073,400)	(2,737,585)
Additional paid-in capital	5,097,560	4,923,196
Accumulated earnings	8,687,596	6,640,505
Accumulated other comprehensive loss	(185,465)	(259,902)
Total stockholders' equity	8,526,773	8,566,694
Total liabilities and stockholders' equity	$ 16,614,770	$ 14,940,563