INTANGIBLE ASSETS (Schedule of Amortization Expense of Intangible Assets) (Table and Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011	Dec. 31, 2011
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	$ 80		$ 80		$ 149
Capitalized Computer Software, Amortization	1	1	2	3
Finite-Lived Intangible Assets, Accumulated Amortization	(72)		(72)		(141)
Finite-Lived Intangible Assets, Net	8		8		8
Licenses and Intellectual Property [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	33		33		33
Finite-Lived Intangible Assets, Accumulated Amortization	(33)		(33)		(33)
Finite-Lived Intangible Assets, Net	0		0		0
Software [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	47		47		116
Retirement of fully amortized software	71
Finite-Lived Intangible Assets, Accumulated Amortization	(39)		(39)		(108)
Finite-Lived Intangible Assets, Net	$ 8		$ 8		$ 8