OTHER FINANCIAL DATA - COMPREHENSIVE INCOME AND EQUITY 2 (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended										3 Months Ended
	Mar. 31, 2013		Mar. 31, 2013 Foreign Currency Translation Adjustments [Member]		Mar. 31, 2013 Unamortized Net Actuarial Loss [Member]		Mar. 31, 2013 Unamortized Prior Service Credit [Member]		Dec. 31, 2012 Unamortized Prior Service Credit [Member]		Mar. 31, 2013 Financial Instrustments [Member]
Changes In Components Of Accumulated Other Comprehensive Income [Line Items]
Component Of Accumulated Other Comprehensive Income Loss, Beginning Balance	$ (376)	[1]	$ (240)	[1]	$ (102)	[1]	$ 1	[1]	$ 1	[1]	$ (35)	[1]
Other Comprehensive Income Before Reclassifications	(6)	[1]	10	[1]							(16)	[1]
Amounts Reclassified From Accumulated Other Comprehensive Income	5	[1]			3	[1]					2	[1]
Net Other Comprehensive Income	(1)	[1]	10	[1]	3	[1]					(14)	[1]
Component Of Accumulated Other Comprehensive Income Loss, Ending Balance	$ (377)	[1]	$ (230)	[1]	$ (99)	[1]	$ 1	[1]	$ 1	[1]	$ (49)	[1]

[1] All amounts are net of income tax, if subject to tax, and exclude noncontrolling interests.