COMMITMENTS AND CONTINGENT LIABILITIES (Rohm and Haas Pension Plan Matters) (Narrative) (Details) (Rohm And Haas [Member], USD $) In Millions, unless otherwise specified	3 Months Ended
	Jun. 30, 2012	Dec. 31, 2011	Apr. 02, 2009
Rohm And Haas [Member]
Loss Contingencies [Line Items]
Pension liability from Rohm and Haas acquisition	$ 67	$ 189	$ 185
Settlement Payments related to Pension Liability from Rohm and Haas acquisition	$ 122
Business Combination Recognized Identifiable Asset Acquired Liabilities Assumed Pension Liabilty Current Year Percentage	40.00%