Annual report pursuant to Section 13 and 15(d)

Earnings Per Share - Schedule Of Earnings Per Share Reconciliation (Details)

v3.6.0.2
Earnings Per Share - Schedule Of Earnings Per Share Reconciliation (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Basic:                      
Basic - Net (loss) income                 $ (979,709) $ (1,224,884) $ 247,403
Basic - Weighted average common shares outstanding (shares)                 122,952,866 99,792,401 85,445,963
Basic - Net (loss) income per share (usd per share) $ (1.86) $ (1.25) $ (2.71) $ (2.17) $ (7.67) $ (3.59) $ (0.32) $ 0.30 $ (7.97) $ (12.27) $ 2.90
Effect of dilutive securities:                      
Effect of dilutive securities - Stock options and awards                 $ 0 $ 0 $ 0
Effect of dilutive securities - Stock options and awards (shares)                 0   367,219
Diluted:                      
Diluted - Net (loss) income                 $ (979,709) $ (1,224,884) $ 247,403
Weighted average common shares outstanding-Diluted (shares)                 122,952,866 99,792,401 85,813,182
Diluted - Net (loss) income per share (usd per share) $ (1.86) $ (1.25) $ (2.71) $ (2.17) $ (7.67) $ (3.59) $ (0.32) $ 0.30 $ (7.97) $ (12.27) $ 2.88
Anti-dilutive common shares excluded from calculation of earnings per share (shares)                 539,988 449,880 0