Condensed Consolidated Balance Sheets - USD ($)
$ in Thousands
Sep. 30, 2016
Dec. 31, 2015
Current assets    
Cash and cash equivalents $ 864,593 $ 795,900
Accounts receivable, net of allowance for doubtful accounts of $895 and $888 136,940 131,784
Prepaid expenses and other current assets 27,716 16,977
Income taxes receivable 5 78
Total current assets 1,029,254 944,739
Property and equipment, net 91,056 72,350
Goodwill 15,531 932
Deferred income taxes 1,455 1,544
Deposits and other assets 12,154 11,146
Total assets 1,149,450 1,030,711
Current liabilities    
Accounts payable 6,804 1,152
Accrued compensation and employee related benefits 62,070 53,003
Other accrued liabilities 40,746 31,838
Income taxes payable 1,496 1,000
Deferred revenue 230,736 185,608
Total current liabilities 341,852 272,601
Deferred revenue 18,685 12,903
Other long-term liabilities 21,872 11,262
Total liabilities 382,409 296,766
Commitments and contingencies (Note 7)
Stockholders' equity    
Preferred stock, $0.0001 par value, 10,000,000 shares authorized; none issued 0 0
Additional paid-in capital 965,183 805,804
Accumulated other comprehensive income (loss) (2,280) 643
Accumulated deficit (195,870) (72,509)
Total stockholders' equity 767,041 733,945
Total liabilities and stockholders' equity 1,149,450 1,030,711
Common Class B [Member]    
Stockholders' equity    
Common stock 2 2
Common Class A [Member]    
Stockholders' equity    
Common stock $ 6 $ 5