XML 19 R28.htm IDEA: XBRL DOCUMENT v3.3.0.814
NET LOSS PER SHARE ATTRIBUTABLE TO COMMON STOCK (Details 2) - shares
3 Months Ended 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Anti-dilutive Securities Excluded from Calculation of Earnings Per Share        
Weighted average number of securities excluded from calculation 287,979 199,830 285,562 201,370
Stock options        
Anti-dilutive Securities Excluded from Calculation of Earnings Per Share        
Weighted average number of securities excluded from calculation 158,732 161,275 159,860 161,884
Restricted stock units        
Anti-dilutive Securities Excluded from Calculation of Earnings Per Share        
Weighted average number of securities excluded from calculation 129,247 38,555 125,702 39,486