GOODWILL AND OTHER INTANGIBLE ASSETS (Tables)

12 Months Ended

Dec. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill By Operating Segment

Goodwill	Agricultural Sciences			Consumer Solutions			Infrastructure Solutions			Performance Materials & Chemicals			Performance Plastics			Total
In millions
Balance at January 1, 2015	$	1,558		$	4,389		$	4,451		$	809		$	1,425		$	12,632
Divestiture of ANGUS Chemical Company	—			—			—			(292		)	—			(292		)
Divestiture of the Sodium Borohydride business	—			—			—			(45		)	—			(45		)
Sale of Agricultural Sciences product lines	(16		)	—			—			—			—			(16		)
Divestiture of AgroFresh	(101		)	—			—			—			—			(101		)
Split-off of the chlorine value chain	—			—			—			(71		)	—			(71		)
Goodwill related to the Coodetec acquisition	31			—			—			—			—			31
Goodwill related to the Univation step acquisition	—			—			—			—			141			141
Foreign currency impact	—			(15		)	(69		)	(10		)	(31		)	(125		)
Balance at December 31, 2015	$	1,472		$	4,374		$	4,382		$	391		$	1,535		$	12,154
Acquisition of an aniline plant	—			—			—			37			—			37
Sale of product lines	—			(10		)	—			—			(5		)	(15		)
Goodwill related to the DCC Transaction	—			1,705			1,524			—			—			3,229
Foreign currency impact	—			(52		)	(66		)	(3		)	(12		)	(133		)
Balance at December 31, 2016	$	1,472		$	6,017		$	5,840		$	425		$	1,518		$	15,272

Other Intangible Assets

Other Intangible Assets at December 31	2016							2015
In millions	Gross Carrying Amount		Accumulated Amortization			Net		Gross Carrying Amount		Accumulated Amortization			Net
Intangible assets with finite lives:
Licenses and intellectual property	$	3,148	$	(1,286	)	$	1,862	$	1,943	$	(1,087	)	$	856
Patents	106		(97		)	9		119		(108		)	11
Software	1,336		(696		)	640		1,253		(628		)	625
Trademarks	696		(503		)	193		666		(441		)	225
Customer-related	4,806		(1,567		)	3,239		3,164		(1,366		)	1,798
Other	168		(146		)	22		165		(140		)	25
Total other intangible assets, finite lives	$	10,260	$	(4,295	)	$	5,965	$	7,310	$	(3,770	)	$	3,540
IPR&D (1), indefinite lives	61		—			61		77		—			77
Total other intangible assets	$	10,321	$	(4,295	)	$	6,026	$	7,387	$	(3,770	)	$	3,617

(1)    In-process research and development ("IPR&D") purchased in a business combination.

Goodwill [Line Items]

Schedule of Amortization Expense of Intangible Assets

Amortization Expense In millions	2016		2015		2014
Other intangible assets, excluding software	$	544	$	419	$	436
Software, included in “Cost of sales”	$	73	$	72	$	70

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

Estimated Amortization Expense for Next Five Years In millions
2017	$	716
2018	$	722
2019	$	646
2020	$	609
2021	$	576

Dow Corning Corporation [Member]

Goodwill [Line Items]

Schedule of Acquired Finite-Lived Intangible Assets by Major Class [Table Text Block]

Dow Corning Intangible Assets at June 1, 2016	Gross Carrying Amount		Weighted-average Amortization Period
In millions
Intangible assets with finite lives:
Licenses and intellectual property	$	1,200	9 years
Software	2		5 years
Trademarks	30		3 years
Customer-related	1,755		19 years
Total	$	2,987	15 years

Univation Technologies, LLC [Member]

Goodwill [Line Items]

Schedule of Acquired Finite-Lived Intangible Assets by Major Class [Table Text Block]

Univation Intangible Assets at May 5, 2015	Gross Carrying Amount		Weighted-average Amortization Period
In millions
Intangible assets with finite lives:
Licenses and intellectual property	$	340	10 years
Software	5		5 years
Trademarks	12		18 years
Customer-related	76		10 years
Total	$	433	10 years