Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
CURRENT ASSETS:
Cash and cash equivalents	$ 631,725	$ 460,887
Marketable securities	2,457,607	2,982,422
Accounts receivable (net of allowance for doubtful accounts of $14,183 and $11,944 at September 30, 2015 and December 31, 2014, respectively)	457,975	449,048
Deferred commissions	56,453	66,561
Prepaid expenses	72,752	52,978
Other current assets	136,225	110,204
Total current assets	3,812,737	4,122,100
Property and equipment, net	906,189	740,909
Goodwill	1,508,946	356,718
Intangible assets, net	418,050	131,275
Other assets	70,788	76,255
TOTAL ASSETS	6,716,710	5,427,257
CURRENT LIABILITIES:
Accounts payable	123,329	100,297
Accrued liabilities	296,794	260,189
Deferred revenue	621,411	522,299
Total current liabilities	1,041,534	882,785
CONVERTIBLE SENIOR NOTES, NET	1,115,439	1,081,553
DEFERRED TAX LIABILITIES	46,645	0
OTHER LONG-TERM LIABILITIES	185,187	132,100
Total liabilities	$ 2,388,805	$ 2,096,438
COMMITMENTS AND CONTINGENCIES (Note 12)
REDEEMABLE NONCONTROLLING INTEREST	$ 26,296	$ 5,427
STOCKHOLDERS’ EQUITY (Note 13):
Class A and Class B common stock	13	13
Additional paid-in capital	4,405,911	3,285,705
Accumulated other comprehensive income (loss)	6,632	(198)
Accumulated earnings (deficit)	(110,947)	39,872
Total stockholders’ equity	4,301,609	3,325,392
TOTAL LIABILITIES, REDEEMABLE NONCONTROLLING INTEREST, AND STOCKHOLDERS’ EQUITY	$ 6,716,710	$ 5,427,257