ACCUMULATED OTHER COMPREHENSIVE LOSS Reclassification Out of Accumulated Other Comprehensive Loss (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]
Provision for income taxes	$ 624	$ 271	$ 1,292	$ 291
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	51	86	202	644
Sundry income (expense) - net	268	22	144	1,369
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax			(202)	(644)
Accumulated Net Investment Gain (Loss) Including Portion Attributable to Noncontrolling Interest [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Provision for income taxes	33	3	50	11
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	(63)	(7)	(93)	(21)
Sundry income (expense) - net	(96)	(10)	(143)	(32)
Accumulated Foreign Currency Adjustment Including Portion Attributable to Noncontrolling Interest [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Sundry income (expense) - net	(2)	0	(8)	(4)
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax	153	139	451	776
Reclassification from AOCI, Current Period, Tax	(48)	(46)	(143)	(136)
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	105	93	308	640
Accumulated Net Gain (Loss) from Cash Flow Hedges Including Portion Attributable to Noncontrolling Interest [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Provision for income taxes	(3)	3	(4)	(6)
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	11	0	(5)	29
Cost of Goods Sold	$ 14	(3)	$ (1)	$ 35
Dow Corning Corporation [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Provision for income taxes		0
Sundry income (expense) - net		$ 360