NOTES PAYABLE, LONG-TERM DEBT AND AVAILABLE CREDIT FACILITIES (Narrative) (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Mar. 31, 2017	Jun. 01, 2016	Mar. 31, 2016
InterNotes redeemed [Member]
Notes Payable Long Term Debt and Available Credit Facilities [Line Items]
Repayments of Notes Payable	$ 31	$ 52
Long Term Debt Repayment - Variable Interest Entity [Member]
Notes Payable Long Term Debt and Available Credit Facilities [Line Items]
Repayments of Debt	60	$ 72
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]
Debt Instrument, Repurchased Face Amount			$ 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
Loans Payable [Member] | Six Point Zero Percent Notes Due 2017 [Member]
Notes Payable Long Term Debt and Available Credit Facilities [Line Items]
Debt Instrument, Repurchased Face Amount	$ 436
Debt Instrument, Interest Rate, Stated Percentage	6.00%