ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Accumulated Other Comprehensive Income Loss [Abstract]
Foreign exchange translation adjustment	$ 356,000,000	$ 74,000,000
Pension and other postretirement benefit adjustments	(1,848,000,000)	(1,650,000,000)
Changes in fair value of available for sale investments	157,000,000	163,000,000
Changes in fair value of effective cash flow hedges	(4,000,000)	(31,000,000)
Accumulated Other Comprehensive Income (Loss)	(1,339,000,000)	(1,444,000,000)
Other Comprehensive Income Loss Before Tax Period Increase Decrease [Abstract]
Foreign exchange translation adjustments	282,000,000	(146,000,000)	(249,000,000)
Pension and other postretirement benefit adjustments	(285,000,000)	(317,000,000)	26,000,000
Changes in fair value of available for sale investments	54,000,000	12,000,000	90,000,000
Changes in fair value of effective cash flow hedges	35,000,000	(41,000,000)	(6,000,000)
Changes in accumulated other comprehensive income, pretax	86,000,000	(492,000,000)	(139,000,000)
Other Comprehensive Income Loss Tax [Abstract]
Foreign exchange translation adjustments	0	0	0
Pensions and other postretirement benefit adjustments	87,000,000	108,000,000	18,000,000
Changes in fair value of available for sale investments	(60,000,000)	0	0
Changes in fair value of effective cash flow hedges	(8,000,000)	7,000,000	2,000,000
Other comprehensive income (loss), tax	19,000,000	115,000,000	20,000,000
Other Comprehensive Income Loss Net Of Tax Period Increase Decrease Abstract
Foreign exchange translation adjustment	282,000,000	(146,000,000)	(249,000,000)
Pensions and other postretirement benefit adjustments	(198,000,000)	(209,000,000)	44,000,000
Changes in fair value of available for sale investments	(6,000,000)	12,000,000	90,000,000
Changes in fair value of effective cash flow hedges	27,000,000	(34,000,000)	(4,000,000)
Components of other comprehensive income (loss), net of tax	$ 105,000,000	$ (377,000,000)	$ (119,000,000)