XML 32 R19.htm IDEA: XBRL DOCUMENT v3.8.0.1
Net Loss Per Common Share (Tables)
9 Months Ended
Sep. 30, 2017
Earnings Per Share [Abstract]  
Schedule of outstanding shares of common stock equivalents that have been excluded from diluted net loss per common share
The following outstanding common stock equivalents have been excluded from diluted net loss per common share because their inclusion would be anti-dilutive:
  
 
Three Months Ended September 30,
 
Nine Months Ended September 30,
 
2017
 
2016
 
2017
 
2016
Shares of common stock subject to outstanding options
6,322,215

 
5,312,081

 
6,134,966

 
5,031,926

Employee stock purchase plan
25,481

 
29,435

 
31,944

 
34,262

Restricted stock units
70,000

 

 
59,945

 

Total common stock equivalents
6,417,696

 
5,341,516

 
6,226,855

 
5,066,188