Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 517,257	$ 852,467
Marketable securities	254,972
Accounts receivable, net of allowance of $0 at September 30, 2017 and December 31, 2016	89,410	77,260
Income tax receivable	231	296
Restricted cash	8,682	6,199
Prepaid expenses and other current assets	30,718	29,254
Total current assets	901,270	965,476
Goodwill	660,871	613,335
Other intangible assets, net	40,517	25,430
Property and equipment, net	266,121	269,439
Restricted cash	250	3,050
Prepaid expenses and other non-current assets	59,273	29,119
Total assets	1,928,302	1,905,849
Current liabilities:
Accounts payable	16,593	23,999
Income tax payable	3,892	1,889
Other current liabilities	77,768	75,754
Deferred revenue	143,907	141,998
Total current liabilities	242,160	243,640
Deferred revenue	162	158
Deferred tax liabilities, net	6,945	5,791
Other non-current liabilities	48,907	75,596
Total liabilities	298,174	325,185
Stockholders’ equity:
Common stock, $0.00000625 par value, and additional paid in capital - authorized shares: 2,020,517; shares outstanding: 869,416 shares (Class A, 780,660, Class B, 68,239 Class C, 20,517) as of September 30, 2017 and 886,850 (Class A, 770,269, Class B, 96,064, Class C, 20,517) as of December 31, 2016	3,410,816	3,349,714
Accumulated other comprehensive income (loss)	(91,223)	(128,694)
Accumulated deficit	(1,689,465)	(1,640,356)
Total stockholders’ equity	1,630,128	1,580,664
Total liabilities and stockholders’ equity	$ 1,928,302	$ 1,905,849