XML 43 R18.htm IDEA: XBRL DOCUMENT v3.2.0.727
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
6 Months Ended
Jun. 30, 2015
Accounting Policies [Abstract]  
Schedule of antidilutive shares excluded from computation of diluted net loss per share
    June 30,
2014
    June 30,
2015
 
Stock options     1,001,298       1,333,954  
Restricted Stock and Restricted Stock Units     119,015        
Convertible preferred stock     20,381       20,381  
Common stock warrants     1,440,022       1,138,630  
Total shares excluded from calculation     2,580,716       2,492,965