Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
CURRENT ASSETS:
Cash and cash equivalents	$ 500,481	$ 687,326
Marketable securities	299,667	0
Accounts receivable, net of allowances of $1,540 and $1,529, respectively	210,243	144,263
Inventories	162,128	92,129
Prepaid expenses and other current assets	151,659	50,610
Total current assets	1,324,178	974,328
Property and equipment, net	78,147	79,706
Investments	36,136	36,636
Deferred tax assets	62,221	48,429
Other assets	18,398	20,791
TOTAL ASSETS	1,519,080	1,159,890
CURRENT LIABILITIES:
Accounts payable	77,048	43,966
Accrued liabilities	77,163	60,971
Deferred revenue	191,094	122,049
Other current liabilities	9,777	8,025
Total current liabilities	355,082	235,011
Income taxes payable	11,896	14,060
Lease financing obligations, non-current	40,041	41,210
Deferred revenue, non-current	93,741	74,759
Other long-term liabilities	6,900	6,698
TOTAL LIABILITIES	507,660	371,738
Commitments and contingencies
STOCKHOLDERS’ EQUITY:
Preferred stock, $0.0001 par value—100,000 shares authorized, no shares issued and outstanding as of September 30, 2016 and December 31, 2015	0	0
Common stock, $0.0001 par value—1,000,000 shares authorized as of September 30, 2016 and December 31, 2015; 70,133 and 68,132 shares issued and outstanding as of September 30, 2016 and December 31, 2015, respectively	7	7
Additional paid-in capital	636,074	537,904
Retained earnings	376,322	250,916
Accumulated other comprehensive loss	(983)	(675)
TOTAL STOCKHOLDERS’ EQUITY	1,011,420	788,152
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 1,519,080	$ 1,159,890