PENSION AND POSTRETIREMENT BENEFIT PLANS (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended			6 Months Ended		3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013 Pension Benefits [Member]	Jun. 30, 2012 Pension Benefits [Member]	Jun. 30, 2013 Pension Benefits [Member]	Jun. 30, 2012 Pension Benefits [Member]	Jun. 30, 2013 Other Benefits [Member]	Jun. 30, 2012 Other Benefits [Member]	Jun. 30, 2013 Other Benefits [Member]	Jun. 30, 2012 Other Benefits [Member]	Dec. 31, 2013 United States Pension Plans of US Entity, Defined Benefit [Member]	Jun. 30, 2013 International Pension Plans [Member]	Dec. 31, 2013 International Pension Plans [Member]	Jun. 30, 2013 United States Defined Contribution Plans [Member]	Jun. 30, 2012 United States Defined Contribution Plans [Member]	Jun. 30, 2013 United States Defined Contribution Plans [Member]	Jun. 30, 2012 United States Defined Contribution Plans [Member]
Service cost - benefits earned during the period				$ 9	$ 7	$ 19	$ 17	$ 2	$ 2	$ 3	$ 4
Interest cost on projected benefit obligation				75	79	149	158	4	5	7	11
Expected return on plan assets				(131)	(126)	(263)	(252)	(7)	(6)	(13)	(13)
Amortization of prior service cost/(benefit)				(1)	(1)	(2)	(1)	(1)		(1)	(1)
Amortization of net actuarial loss				37	32	75	65		2		6
Pension settlements	101	101		101		101
Net periodic (benefit)/cost				90	(9)	79	(13)	(2)	3	(4)	7
Expected contributions to pension plans												185
Contributions to pension plan													46				170
Expected pension plan contributions range, minimum														60
Expected pension plan contributions range, maximum														70
Defined contribution plan expense															43	48	90	96
Decrease in pension liabilities and corresponding credit to OCI from remeasurement for pension settlement, Before tax	935	935	19
Decrease in pension liabilities and corresponding credit to OCI from remeasurement for pension settlement, After tax	$ 605	$ 605	$ 14
Weighted average discount rate assumed in remeasuring the pension benefit obligations						4.50%