OTHER COMPREHENSIVE INCOME Schedule of Reclassifications Out of Accumulated Other Comprehensive Income (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Earnings (loss) from continuing operations before income taxes and equity earnings		$ 503	$ 373	$ 718	$ 676
Tax (expense)/benefit		(153)	(107)	(147)	(139)
Earnings (Loss) From Continuing Operations		395	309	684	688
Total reclassifications for the period	[1]	(56)	(69)	(169)	(461)
Reclassification out of Accumulated Other Comprehensive Income
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total reclassifications for the period		(56)	(69)	(169)	(461)
Prior-service costs
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax	[2]	(6)	(9)	(19)	(27)
Actuarial gains (losses)
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax	[2]	(89)	(108)	(266)	(739)
Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax		(95)	(117)	(285)	(766)
Tax (expense)/benefit		36	45	109	295
Earnings (Loss) From Continuing Operations		(59)	(72)	(176)	(471)
Accumulated Foreign Currency Adjustment Including Portion Attributable to Noncontrolling Interest
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax		1	0	1	3
Tax (expense)/benefit		0	0	0	0
Earnings (Loss) From Continuing Operations		1	0	1	3
Accumulated Net Gain (Loss) from Cash Flow Hedges Including Portion Attributable to Noncontrolling Interest | Reclassification out of Accumulated Other Comprehensive Income
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Earnings (loss) from continuing operations before income taxes and equity earnings		3	5	8	10
Tax (expense)/benefit		(1)	(2)	(2)	(3)
Accumulated Net Gain (Loss) from Cash Flow Hedges Including Portion Attributable to Noncontrolling Interest | Foreign Exchange Contract | Reclassification out of Accumulated Other Comprehensive Income
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Foreign exchange contracts	[3]	3	5	8	10
Net Gains and Losses on Cash Flow Hedging Derivatives (a)
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total reclassifications for the period	[1]	2	3	6	7
Net Gains and Losses on Cash Flow Hedging Derivatives (a) | Reclassification out of Accumulated Other Comprehensive Income
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Earnings (Loss) From Continuing Operations		$ 2	$ 3	$ 6	$ 7

[1] All amounts are net of tax.

[2] These accumulated other comprehensive income components are included in the computation of net periodic pension cost (see Note 16 for additional details).

[3] This accumulated other comprehensive income component is included in our derivatives and hedging activities (see Note 15 for additional details).