Condensed Consolidated Statement of Equity (Deficit) (USD $) In Millions, unless otherwise specified	Total	Common Stock [Member]	Paid-in Capital [Member]	Treasury Stock [Member]	Notes Receivable From Parent [Member]	Accumulated Other Comprehensive Income [Member]	Accumulated Deficit [Member]
Balance at Dec. 31, 2012	$ (1,298)	$ 1	$ 752	$ (296)	$ (24)	$ (77)	$ (1,654)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	(108)	0	0	0	0	0	(108)
Other comprehensive loss						0
Stock-based compensation expense	2	0	2	0	0	0	0
Dividends, Cash	(1)	0	(1)	0	0	0	0
Settlement of note receivable from parent (See Note 3)	0	0	(24)	0	24	0	0
Non-cash distribution declared to parent ($2.52 per share)	(208)	0	(208)	0	0	0	0
Balance at Sep. 30, 2013	$ (1,613)	$ 1	$ 521	$ (296)	$ 0	$ (77)	$ (1,762)