Quarterly report pursuant to Section 13 or 15(d)

Net Loss Per Common Share - Calculation of Basic and Diluted Net Loss Per Share (Detail)

v3.3.0.814
Net Loss Per Common Share - Calculation of Basic and Diluted Net Loss Per Share (Detail) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Numerator        
Net loss attributable to common stockholders $ (18,161) $ (4,592) $ (36,392) $ (16,673)
Denominator        
Weighted average common shares outstanding - basic and diluted 39,412,056 36,024,810 39,038,522 35,977,355
Basic and diluted net loss per common share $ (0.46) $ (0.13) $ (0.93) $ (0.46)