ACQUISITIONS ACQUISITIONS (Ownership Restructure of Dow Corning) (Details) - USD ($) $ in Millions			12 Months Ended
		Jun. 01, 2016	Dec. 31, 2016		Dec. 31, 2015		Dec. 31, 2014		May 31, 2016
Business Acquisition [Line Items]
Equity Method Investments			$ 3,747	[1]	$ 3,958		$ 4,201
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain			2,445		361		$ 0
Operating Loss Carryforwards			10,580		10,364
Deferred Tax Liabilities, Property			2,860	[2]	2,097	[3]
Deferred Tax Assets, Postretirement benefit obligations			3,715	[2]	2,939	[3]
Deferred Tax Assets, Other accruals and reserves			1,964	[2]	1,389	[3]
Deferred Tax Liabilities, Other accruals and reserves			883	[2]	882	[3]
Deferred Tax Liabilities, Intangibles			1,536	[2]	692
Deferred Tax Assets, Inventory			50	[2]	13	[4]
Deferred Tax Liabilities, Inventory			197	[2]	218
Deferred Tax Assets, Investments			179	[2]	204
Deferred Tax Liabilities, Investments			119	[2]	242
Deferred Tax Assets, Gross			9,530	[2]	7,310
Deferred Tax Liabilities, Net			6,313	[2]	4,757
Deferred Tax Assets, Valuation Allowances			(1,061)	[2]	(1,000)
Deferred Tax Assets, Net of Valuation Allowance			8,469	[2]	$ 6,310
Dow Corning Corporation [Member]
Business Acquisition [Line Items]
Equity Method Investments		$ 1,968
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain		2,445
Deferred Other Tax Expense (Benefit)		141
Total Enterprise Fair Value of Dow Corning Ownership Restructure		9,636
Fair Value of Previously Held Equity Investment, excluding the HSC Group		4,818
Cash and cash equivalents		1,050
Accounts and notes receivable - Trade		647
Accounts and notes receivable - Other		223
Inventories		1,147
Other current assets		51
Investment in nonconsolidated affiliates		110
Noncurrent receivables		112
Net property		3,996
Other intangible assets (1)	[5]	2,987
Deferred income tax assets		999
Other assets		98
Total Assets Acquired		11,420
Accounts payable - Trade		374
Income taxes payable		260
Accrued and other current liabilities		404
Other current liabilities		112
Long-Term Debt		4,672
Deferred income tax liabilities		1,858
Pension and other postretirement benefits - noncurrent (2)	[6]	1,241
Other noncurrent obligations		437
Total Liabilities Assumed		9,358
Noncontrolling interests		473
Goodwill		3,229	3,229
Business Combination, Acquired Receivables, Fair Value		647
Business Combination, Acquired Receivables, Gross Contractual Amount		654
Business Combination, Acquired Inventory, Fair Value Step-Up, Portion Expensed			317
Operating Loss Carryforwards		568
Deferred Tax Assets, Property		161
Deferred Tax Liabilities, Property		762
Deferred Tax Assets, Tax loss and credit carryforwards		227
Deferred Tax Liabilities, Tax loss and credit carryforwards		0
Deferred Tax Assets, Postretirement benefit obligations		474
Deferred Tax Liabilities, Postretirement benefit obligations		0
Deferred Tax Assets, Other accruals and reserves		70
Deferred Tax Liabilities, Other accruals and reserves		47
Deferred Tax Assets, Intangibles		11
Deferred Tax Liabilities, Intangibles		1,008
Deferred Tax Assets, Inventory		2
Deferred Tax Liabilities, Inventory		33
Deferred Tax Assets, Long-term debt		49
Deferred Tax Liabilities, Long-term debt		0
Deferred Tax Assets, Investments		23
Deferred Tax Liabilities, Investments		8
Deferred Tax Assets, Gross		1,017
Deferred Tax Liabilities, Net		1,858
Deferred Tax Assets, Valuation Allowances		(18)
Deferred Tax Liabilities, Valuation Allowances		0
Deferred Tax Assets, Net of Valuation Allowance		$ 999
Dow Corning Corporation [Member]
Business Acquisition [Line Items]
Equity Method Investment, Corning's Ownership Percentage Prior to Restructure		50.00%
Equity Method Investment, Ownership Percentage		100.00%			50.00%	[7]	50.00%	[7]	50.00%
SplitCo [Member]
Business Acquisition [Line Items]
Corning, Inc Ownership Percentage		100.00%
SplitCo's Cash and Cash Equivalents		$ 4,800
DCC Term Loan Facility [Domain]
Business Acquisition [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity			4,500
DCC Term Loan Facility [Domain] | Dow Corning Corporation [Member]
Business Acquisition [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity									$ 4,500
Consumer Solutions [Member]
Business Acquisition [Line Items]
Equity Method Investments			329	[1]	$ 732		$ 691
Goodwill			0		0
Consumer Solutions [Member] | Dow Corning Corporation [Member]
Business Acquisition [Line Items]
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain		1,301
Goodwill			1,705
Business Combination, Acquired Inventory, Fair Value Step-Up, Portion Expensed			147
Infrastructure Solutions [Member]
Business Acquisition [Line Items]
Equity Method Investments			647	[1]	986		$ 922
Goodwill			0		$ 0
Infrastructure Solutions [Member] | Dow Corning Corporation [Member]
Business Acquisition [Line Items]
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain		1,144
Goodwill			1,524
Business Combination, Acquired Inventory, Fair Value Step-Up, Portion Expensed			$ 170
Trademarks | Dow Corning Corporation [Member]
Business Acquisition [Line Items]
Other intangible assets (1)		30
Licenses and intellectual property | Dow Corning Corporation [Member]
Business Acquisition [Line Items]
Other intangible assets (1)		1,200
Software | Dow Corning Corporation [Member]
Business Acquisition [Line Items]
Other intangible assets (1)		2
Customer-related | Dow Corning Corporation [Member]
Business Acquisition [Line Items]
Other intangible assets (1)		1,755
Breast Implant and Other Products Liability Claims [Domain] | Dow Corning Corporation [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Contingent Liability		290
Commercial Creditor Issues [Domain] | Dow Corning Corporation [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Contingent Liability		$ 105

[1] Equity contributions to Sadara, which prior to 2016 were reflected in the Corporate segment, were reallocated to Performance Materials & Chemicals and Performance Plastics in 2016.

[2] The Company assumed $999 million of deferred tax assets and $1,858 million of deferred tax liabilities as part of the DCC Transaction. See Note 4 for additional information.

[3] Prior year was adjusted to conform to the current year presentation.

[4] Prior year was adjusted to conform to the current year presentation for the reclassification of $293 million of prepaid tax assets to "Other current assets." See Note 1 for additional information.

[5] Includes $30 million of trademarks, $1,200 million of licenses and intellectual property, $2 million of software and $1,755 million of customer-related intangibles. See Note 10 for additional information.

[6] Includes pension and other postretirement benefits as well as long-term disability obligations.

[7] On June 1, 2016, Dow became the 100 percent owner of Dow Corning. See Note 4 for additional information.