Emergence From Chapter 11 Proceedings and Fresh Start Accounting Components of Reorganization (Details) - Successor Company - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Gain on settlement of liabilities subject to compromise	$ 0	$ 1,775,787	$ 0	$ 1,775,787
Net gain on fresh start fair value adjustments	0	261,772	0	261,772
Reorganization-related professional fees and other costs	(223)	(67,076)	(598)	(80,685)
Total reorganization items	$ (223)	$ 1,970,483	$ (598)	$ 1,956,874