PENSION AND POSTRETIREMENT BENEFIT PLANS (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended				9 Months Ended		3 Months Ended		9 Months Ended
	Sep. 30, 2012 Pension Benefits [Member]	Sep. 30, 2011 Pension Benefits [Member]	Sep. 30, 2012 Pension Benefits [Member]	Sep. 30, 2011 Pension Benefits [Member]	Sep. 30, 2012 Other Benefits [Member]	Sep. 30, 2011 Other Benefits [Member]	Sep. 30, 2012 Other Benefits [Member]	Sep. 30, 2011 Other Benefits [Member]	Sep. 30, 2012 United States Pension Plans [Member]	Dec. 31, 2012 United States Pension Plans [Member]	Sep. 30, 2012 International Pension Plans [Member]	Dec. 31, 2012 International Pension Plans [Member]	Sep. 30, 2012 United States Defined Contribution Plans [Member]	Sep. 30, 2011 United States Defined Contribution Plans [Member]	Sep. 30, 2012 United States Defined Contribution Plans [Member]	Sep. 30, 2011 United States Defined Contribution Plans [Member]
Service cost - benefits earned during the period	$ 7	$ 11	$ 24	$ 32	$ 1	$ 2	$ 5	$ 6
Interest cost on projected benefit obligation	79	83	237	253	5	7	16	20
Expected return on plan assets	(125)	(116)	(377)	(349)	(6)	(7)	(19)	(20)
Amortization of prior service cost/(benefit)	(1)		(2)			(1)	(1)	(2)
Amortization of net actuarial loss	32	28	97	85	2	2	8	5
Curtailments				(1)
Settlements	3	2	3
Net periodic benefit cost	(5)	8	(18)	20	2	3	9	9
Expected contributions to pension plans										340
Contributions to pension plan									323		49
Expected pension plan contributions range, minimum												65
Expected pension plan contributions range, maximum												80
Defined contribution plan expense													$ 47	$ 47	$ 143	$ 133