Quarterly report pursuant to Section 13 or 15(d)

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

v3.4.0.3
Earnings 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
Mar. 31, 2016
Mar. 31, 2015
Earnings Per Share, Basic and Diluted [Abstract]    
Net loss $ (190,509) $ (255,095)
Weighted average common shares outstanding 76,428 75,857
Basic and diluted loss per common share $ (2.49) $ (3.36)
Shares excluded due to being anti-dilutive (weighted-average) 3,528 1,993