Quarterly report pursuant to Section 13 or 15(d)

Net Loss Per Share - Schedule of Earnings Per Share, Basic and Diluted (Detail)

v3.7.0.1
Net Loss Per Share - Schedule of Earnings Per Share, Basic and Diluted (Detail) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Earnings Per Share [Abstract]        
Net loss $ (32,523) $ (16,277) $ (173,872) $ (23,470)
Basic weighted average common shares outstanding 186,102 109,967 146,756 65,714
Loss per share:        
Basic and diluted $ (0.17) $ (0.15) $ (1.18) $ (0.36)