ACQUISITIONS ACQUISITIONS (Ownership Restructure of Dow Corning) (Details) - USD ($) $ in Millions			3 Months Ended
	Jun. 01, 2016	May 31, 2016	Aug. 31, 2016	Jun. 30, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Business Acquisition [Line Items]
Equity Method Investments					$ 3,742	$ 3,747
Goodwill					$ 13,938	$ 15,272	$ 12,154
Dow Corning Corporation [Member]
Business Acquisition [Line Items]
Business Acquisition, Percentage of Voting Interests Acquired	50.00%
Payments to Acquire Businesses, Gross	$ 4,800
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain				$ 2,445
Business Combination, Step Acquisition, Income 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	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	1,241
Other noncurrent obligations	437
Total Liabilities Assumed	9,358
Noncontrolling interests	473
Goodwill	3,229
Business Combination, Acquired Receivable, Fair Value	647
Business Combination, Acquired Receivables, Gross Contractual Amount	654
Business Combination, Acquired Inventory, Fair Value Step-Up, Portion Expensed			$ 317
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Contingent Liability - Breast Implant	290
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Contingent Liability	105
Operating Loss Carryforwards	568
Dow Corning Corporation [Member]
Business Acquisition [Line Items]
Equity Method Investments	$ 1,968
Equity Method Investment, Ownership Percentage	100.00%	50.00%					50.00%
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
Corning Incorporated [Member] | SplitCo [Member]
Business Acquisition [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent	100.00%
Dow Corning Corporation [Member]
Business Acquisition [Line Items]
Proceeds from Issuance of Debt		$ 4,500