Basis of Presentation Basis of Presentation text (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	9 Months Ended
	Sep. 30, 2015	Oct. 07, 2016	Sep. 30, 2016	Apr. 13, 2016	Dec. 31, 2015
Stockholders' Equity, Reverse Stock Split	Pursuant to the authorization provided at a special meeting of the Company's stockholders held on September 16, 2015, the Company completed a 1-for-15 reverse stock split of the shares of the Company’s common stock on September 30, 2015 (the Reverse Stock Split). As a result of the Reverse Stock Split, every 15 shares of issued and outstanding common stock were combined into one issued and outstanding share of Common Stock, without any change in the par value per share.
Senior Notes		$ 287
DIP Credit Agreement [Member]
Long-term debt				$ 800
Senior Notes [Member]
Debt Instrument, Face Amount			$ 1,650
Intercompany Loan Facility [Member]
Lien Value Threshold of Assets Collateralizing the Intercompany Loan Facility			50.00%
Intercompany Loans			$ 250
Common Stock [Member]
Stock Issued, Shares, Reverse Stock Splits	278.0
Common Stock, shares issued	19.0		19.3		19.3
Stock Authorized, Shares, Reverse Stock Splits	800.0
Common Stock, shares authorized	53.3		53.3		53.3
Common Stock, par value per share	$ 0.01		$ 0.01		$ 0.01