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SUBSEQUENT EVENT SUBSEQUENT EVENT	9 Months Ended
SUBSEQUENT EVENT SUBSEQUENT EVENT	Sep. 30, 2013
Subsequent Events [Abstract]
Subsequent Events [Text Block]	SUBSEQUENT EVENT On October 11, 2013, Dow entered into a definitive agreement under which the global Polypropylene Licensing and Catalysts business will be divested to W. R. Grace & Co. for a sale price of $500 million. The divestiture will include the Corporation's polypropylene catalysts manufacturing facility in Norco, Louisiana. Also included are customer contracts, licenses, intellectual property and inventory. The transaction is expected to close by the end of 2013, pending regulatory approval, and the Corporation expects to report a gain on this divestiture.