NOTES PAYABLE, LONG-TERM DEBT AND AVAILABLE CREDIT FACILITIES (Narrative) (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 01, 2016	Mar. 31, 2016
InterNotes redeemed [Member]
Notes Payable Long Term Debt and Available Credit Facilities [Line Items]
Repayments of Notes Payable	$ 30
Long Term Debt Repayment - Variable Interest Entity [Member]
Notes Payable Long Term Debt and Available Credit Facilities [Line Items]
Repayments of Debt	60	$ 68
Long Term Debt entered into by Variable Interest Entity [Member]
Notes Payable Long Term Debt and Available Credit Facilities [Line Items]
Proceeds from Issuance of Debt	$ 28
Senior Notes [Member] | Two point five percent due February 15, 2016 [Member]
Notes Payable Long Term Debt and Available Credit Facilities [Line Items]
Repayments of Notes Payable		$ 349
Debt Instrument, Interest Rate, Stated Percentage				2.50%
Dow Corning Corporation [Member]
Notes Payable Long Term Debt and Available Credit Facilities [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities			$ 4,672