Quarterly report pursuant to Section 13 or 15(d)

Loss Per Share - Schedule of Calculation of Basic and Diluted Loss Per Common Share (Details)

v3.5.0.2
Loss Per Share - Schedule of Calculation of Basic and Diluted Loss Per Common Share (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Earnings Per Share, Basic and Diluted [Abstract]        
Net loss $ (120,922) $ (260,449) $ (311,431) $ (515,544)
Weighted average common shares outstanding 76,457 75,910 76,443 75,884
Basic and diluted loss per common share $ (1.58) $ (3.43) $ (4.07) $ (6.79)
Shares excluded due to being anti-dilutive (weighted-average) 3,531 1,931 3,529 1,962