OTHER FINANCIAL DATA - GOODWILL (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Goodwill [Line Items]
Goodwill, Beginning Balance	$ 1,045	$ 1,111	[1]
Goodwill, Ending Balance	$ 1,045	$ 1,111	[1]

[1] Derived from audited financial statements.