Consolidated Balance Sheets - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Current assets:    
Cash and cash equivalents $ 19,150 $ 17,425
Marketable securities 101,274 175,057
Accounts receivable, net 12,751 11,097
Deferred commissions 5,438 3,675
Prepaid expenses and other current assets 3,772 3,476
Total current assets 142,385 210,730
Property and equipment, net 6,896 3,630
Marketable securities, noncurrent 13,335 6,220
Restricted cash, noncurrent 1,000 0
Deferred commissions, noncurrent 4,923 2,563
Other assets 4,735 131
Total assets 173,274 223,274
Current liabilities:    
Accounts payable 3,384 3,217
Accrued expenses and other current liabilities 4,550 5,791
Accrued compensation 11,477 10,455
Deferred revenue 26,590 20,708
Total current liabilities 46,001 40,171
Deferred revenue, noncurrent 7,522 6,652
Other liabilities, noncurrent 1,397 261
Total liabilities $ 54,920 $ 47,084
Commitments and contingencies
Stockholders’ equity (deficit):    
Preferred stock, $0.0001 par value; 10,000,000 and no shares authorized as of December 31, 2014 and 2013; no shares issued and outstanding as of December 31, 2014 and 2013 $ 0 $ 0
Additional paid-in capital 415,519 393,397
Accumulated other comprehensive income (79) (40)
Accumulated deficit (297,096) (217,176)
Total stockholders’ equity (deficit) 118,354 176,190
Total liabilities, convertible preferred stock and stockholders’ equity (deficit) 173,274 223,274
Convertible Preferred Stock [Member]    
Current liabilities:    
Convertible preferred stock, $0.0001 par value; no and 64,475,662 shares authorized as of December 31, 2014 and 2013; no and 64,475,633 shares issued and outstanding as of December 31, 2014 and 2013 0 0
Class A [Member]    
Stockholders’ equity (deficit):    
Common stock value issued 6 6
Class B [Member]    
Stockholders’ equity (deficit):    
Common stock value issued $ 4 $ 3