Net Loss Per Share - Summary of Net Loss Per Share (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands |
3 Months Ended | 12 Months Ended | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2015 |
Sep. 30, 2015 |
Jun. 30, 2015 |
Mar. 31, 2015 |
Dec. 31, 2014 |
Sep. 30, 2014 |
Jun. 30, 2014 |
Mar. 31, 2014 |
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
|
Earnings Per Share [Abstract] | |||||||||||
Net loss | $ (14,746) | $ (3,561) | $ (61,555) | ||||||||
Basic and diluted weighted average common shares outstanding | 24,439,845 | 18,080,615 | 18,032,131 | ||||||||
Basic and diluted loss per common share | $ 0.13 | $ 0.18 | $ (1.29) | $ 0.02 | $ 0.01 | $ (0.05) | $ (0.09) | $ (0.07) | $ (0.60) | $ (0.20) | $ (3.42) |