OTHER COMPREHENSIVE INCOME (LOSS) OTHER COMPREHENSIVE INCOME (LOSS) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 30, 2013		Jun. 30, 2012		Jun. 30, 2013		Jun. 30, 2012
Schedule of Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning Balance	$ (3,763)	[1]	$ (2,702)	[1]	$ (3,840)	[1]	$ (3,005)	[1]
Other comprehensive income (loss) before reclassifications, net of tax	(352)	[1]	(495)	[1]	(373)	[1]	(210)	[1]
Amounts reclassified from accumulated other comprehensive income	64	[1]	58	[1]	162	[1]	76	[1]
Other comprehensive income (loss), net of tax	(288)	[1]	(437)	[1]	(211)	[1]	(134)	[1]
Ending Balance	(4,051)	[1]	(3,139)	[1]	(4,051)	[1]	(3,139)	[1]
Defined benefit pension and postretirement items
Schedule of Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning Balance	(3,518)	[1]	(2,779)	[1]	(3,596)	[1]	(2,852)	[1]
Other comprehensive income (loss) before reclassifications, net of tax	0	[1]	0	[1]	0	[1]	24	[1]
Amounts reclassified from accumulated other comprehensive income					154	[1]	98	[1]
Other comprehensive income (loss), net of tax	76	[1]	49	[1]	154	[1]	122	[1]
Ending Balance	(3,442)	[1]	(2,730)	[1]	(3,442)	[1]	(2,730)	[1]
Change in cumulative foreign currency translation adjustments
Schedule of Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning Balance	(255)	[1]	82	[1]	(246)	[1]	(117)	[1]
Other comprehensive income (loss) before reclassifications, net of tax	(337)	[1]	(474)	[1]	(363)	[1]	(240)	[1]
Amounts reclassified from accumulated other comprehensive income	0	[1]	0	[1]	17	[1]	(35)	[1]
Other comprehensive income (loss), net of tax	(337)	[1]	(474)	[1]	(346)	[1]	(275)	[1]
Ending Balance	(592)	[1]	(392)	[1]	(592)	[1]	(392)	[1]
Net gains and losses on cash flow hedging derivatives
Schedule of Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning Balance	10	[1]	(5)	[1]	2	[1]	(36)	[1]
Other comprehensive income (loss) before reclassifications, net of tax	(15)	[1]	(21)	[1]	(10)	[1]	6	[1]
Amounts reclassified from accumulated other comprehensive income	(12)	[1]	9	[1]	(9)	[1]	13	[1]
Other comprehensive income (loss), net of tax	(27)	[1]	(12)	[1]	(19)	[1]	19	[1]
Ending Balance	(17)	[1]	(17)	[1]	(17)	[1]	(17)	[1]
U.S. Plans
Schedule of Accumulated Other Comprehensive Income (Loss) [Line Items]
Amounts reclassified from accumulated other comprehensive income	$ 76	[1]	$ 49	[1]

[1] All amounts are net of tax. Amounts in parentheses indicate debits to AOCI.