Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Condensed Financial Statements (Details)

v3.19.3
Summary of Significant Accounting Policies - Condensed Financial Statements (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Jun. 30, 2019
Jan. 01, 2019
Dec. 31, 2018
Jun. 30, 2018
Dec. 31, 2017
Condensed Consolidated Balance Sheet Data (in thousands):                  
Prepaid expenses and other current assets $ 4,778   $ 4,778     $ 5,290 $ 4,574    
Other non-current assets 7,770   7,770     2,030 910    
Total Assets 116,751   116,751     143,177 141,341    
Deferred revenues, current portion 27,242   27,242       35,612    
Deferred revenue, net of current portion 44,179   44,179     56,780 53,303    
Total Liabilities 96,109   96,109     104,883 101,406    
Accumulated deficit (173,405)   (173,405)     (148,707) (147,066)    
Total stockholders' equity 20,642 $ 50,261 20,642 $ 50,261 $ 19,485 38,294 39,935 $ 55,315 $ 11,522
Total liabilities and stockholders' equity 116,751   116,751     143,177 $ 141,341    
Condensed Consolidated Statement of Operations Data (in thousands):                  
Revenue 15,132 8,345 29,009 24,187          
General and administrative expenses 4,835 4,748 13,956 13,878          
Loss from operations (2,914) (7,804) (25,827) (18,183)          
Loss before income taxes (2,592) (6,153) (24,698) (15,220)          
Net loss (2,592) (6,153) (24,698) (15,072)          
Comprehensive loss (582) $ (6,632) (22,413) $ (13,430)          
Adjusted Balance, ASC 605                  
Condensed Consolidated Balance Sheet Data (in thousands):                  
Prepaid expenses and other current assets 4,132   4,132            
Other non-current assets 6,962   6,962            
Total Assets 115,297   115,297            
Deferred revenues, current portion 37,016   37,016            
Deferred revenue, net of current portion 33,795   33,795            
Total Liabilities 95,499   95,499            
Accumulated deficit (174,249)   (174,249)            
Total stockholders' equity 19,798   19,798            
Total liabilities and stockholders' equity 115,297   115,297            
Condensed Consolidated Statement of Operations Data (in thousands):                  
Revenue 12,937   26,292            
General and administrative expenses 4,644   13,653            
Loss from operations (5,300)   (28,847)            
Loss before income taxes (4,978)   (27,718)            
Net loss (4,978)   (27,718)            
Comprehensive loss (2,968)   (25,433)            
Accounting Standards Update 2014-09                  
Condensed Consolidated Balance Sheet Data (in thousands):                  
Prepaid expenses and other current assets           716      
Other non-current assets           1,120      
Total Assets           1,836      
Deferred revenue, net of current portion           3,477      
Total Liabilities           3,477      
Accumulated deficit           (1,641)      
Total stockholders' equity           (1,641)      
Total liabilities and stockholders' equity           $ 1,836      
Accounting Standards Update 2014-09 | Adjustments                  
Condensed Consolidated Balance Sheet Data (in thousands):                  
Prepaid expenses and other current assets (646)   (646)            
Other non-current assets (808)   (808)            
Total Assets (1,454)   (1,454)            
Deferred revenues, current portion 9,774   9,774            
Deferred revenue, net of current portion (10,384)   (10,384)            
Total Liabilities (610)   (610)            
Accumulated deficit (844)   (844)            
Total stockholders' equity (844)   (844)            
Total liabilities and stockholders' equity (1,454)   (1,454)            
Condensed Consolidated Statement of Operations Data (in thousands):                  
Revenue (2,195)   (2,717)            
General and administrative expenses (191)   (303)            
Loss from operations (2,386)   (3,020)            
Loss before income taxes (2,386)   (3,020)            
Net loss (2,386)   (3,020)            
Comprehensive loss $ (2,386)   $ (3,020)