COMMITMENTS AND CONTINGENT LIABILITIES (Bayer Arbitration Matter) (Details) - Dow Agrosciences LLC [Domain] - Bayer CropScience v. Dow AgroSciences [Member] - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2015
Loss Contingencies [Line Items]
Loss Contingency, Damages Awarded, Value			$ 455
Loss Contingency, Loss in Period		$ 469
Loss Contingency Accrual, Payments	$ 469