PENSION AND POSTRETIREMENT BENEFIT PLANS (Net Periodic Benefit Cost) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Pension, Postretirement And Postemployment Liabilities Statement [Line Items]
Percentage of plan assets attributable to the principal defined benefit pension plan	71.00%
Percentage of plan obligations attributable to the principal defined benefit pension plan	64.00%
Net actuarial loss and prior service cost expected to be amortized from accumulated other comprehensive income into net periodic benefit cost during 2014	$ 100
Defined contribution plan expense	190	190	181
Postemployment benefits liabilities for long-term disability benefits	63	90
Expense/(credit) related to long-term disability benefits	(8)	17	18
Termination indemnity plan obligations	23	29
Pension Plans, Defined Benefit [Member]
Pension, Postretirement And Postemployment Liabilities Statement [Line Items]
Service cost - benefits earned during the year	38	32	43
Interest cost on projected benefit obligation	302	319	337
Expected return on plan assets	(519)	(508)	(464)
Amortization of prior service cost/(benefit)	(4)	(3)	(1)
Amortization of net actuarial loss	134	129	112
Curtailments		(1)	(3)
Settlements	165	160	15
Total net periodic benefit (credit)/cost	116	128	39
Expected contributions to pension plans	100
Other Postretirement Benefit Plans, Defined Benefit [Member]
Pension, Postretirement And Postemployment Liabilities Statement [Line Items]
Service cost - benefits earned during the year	8	8	8
Interest cost on projected benefit obligation	13	22	26
Expected return on plan assets	(26)	(25)	(26)
Amortization of prior service cost/(benefit)	(2)	(2)	(3)
Amortization of net actuarial loss	1	10	7
Curtailments			(1)
Total net periodic benefit (credit)/cost	(6)	13	11
United States Pension Plans
Pension, Postretirement And Postemployment Liabilities Statement [Line Items]
Expected weighted-average remaining lives of plan participants, which is the period over which actuarial gain/loss is amortized	28 years
Pension contributions	184	335	343
International Pension Plans
Pension, Postretirement And Postemployment Liabilities Statement [Line Items]
Pension contributions	$ 67	$ 61	$ 88