OTHER COMPREHENSIVE INCOME Schedule of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions		3 Months Ended				9 Months Ended
		Sep. 30, 2016		Sep. 30, 2015		Sep. 30, 2016		Sep. 30, 2015		Jun. 30, 2016	Dec. 31, 2015	Jun. 30, 2015	Dec. 31, 2014
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	[1]									$ (5,481)	$ (5,708)	$ (4,886)	$ (4,646)
Other comprehensive income (loss), before reclassifications, net of tax	[1]	$ (45)		$ (556)		$ (210)		$ (945)
Amounts reclassified from accumulated other comprehensive income	[1]	69		79		461		227
Net Current Period Other Comprehensive Income (Loss)	[1]	24		(477)		251		(718)
Other Comprehensive Income (Loss) Attributable to Noncontrolling Interest	[1]	(1)		5		(1)		6
Accumulated Other Comprehensive Income (Loss), Net of Tax		(5,458)	[1]	(5,358)	[1]	(5,458)	[1]	(5,358)	[1]		(5,708)
Accumulated Defined Benefit Pension Plans Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	[1]									(3,298)	(3,169)	(2,993)	(3,134)
Other comprehensive income (loss), before reclassifications, net of tax	[1]	(53)		14		(581)		12
Amounts reclassified from accumulated other comprehensive income	[1]	72		72		471		215
Net Current Period Other Comprehensive Income (Loss)	[1]	19		86		(110)		227
Other Comprehensive Income (Loss) Attributable to Noncontrolling Interest	[1]	0		0		0		0
Accumulated Other Comprehensive Income (Loss), Net of Tax	[1]	(3,279)		(2,907)		(3,279)		(2,907)
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	[1]									(2,179)	(2,549)	(1,905)	(1,513)
Other comprehensive income (loss), before reclassifications, net of tax	[1]	3		(562)		376		(955)
Amounts reclassified from accumulated other comprehensive income	[1]	0		0		(3)		0
Net Current Period Other Comprehensive Income (Loss)	[1]	3		(562)		373		(955)
Other Comprehensive Income (Loss) Attributable to Noncontrolling Interest	[1]	(1)		5		(1)		6
Accumulated Other Comprehensive Income (Loss), Net of Tax	[1]	(2,177)		(2,462)		(2,177)		(2,462)
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	[1]									$ (4)	$ 10	$ 12	$ 1
Other comprehensive income (loss), before reclassifications, net of tax	[1]	5		(8)		(5)		(2)
Amounts reclassified from accumulated other comprehensive income	[1]	(3)		7		(7)		12
Net Current Period Other Comprehensive Income (Loss)	[1]	2		(1)		(12)		10
Other Comprehensive Income (Loss) Attributable to Noncontrolling Interest	[1]	0		0		0		0
Accumulated Other Comprehensive Income (Loss), Net of Tax	[1]	$ (2)		$ 11		$ (2)		$ 11

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