FINANCIAL INSTRUMENTS (Accounting for Derivative Instruments and Hedging Activities) (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
Financial Instruments [Line Items]
Notional Amount of Interest Rate Derivatives	$ 263	$ 0
Notional amount of foreign currency derivatives	102	432
AOCI, Net gain (loss) in net investment in foreign operations, after tax	2	(48)
Notional amount of outstanding foreign-currency denominated debt designated as net foreign investment hedges	582	585
Commodity Contract [Member]
Financial Instruments [Line Items]
AOCI, Net gain (loss) in cash flow hedging instruments	(18)	(7)
Commodity Forward Contract Crude Oil [Member]
Financial Instruments [Line Items]
Nonmonetary notional amount of price risk cash flow hedge derivatives	0.0	0.2
Commodity Forward Contract Ethane [Member]
Financial Instruments [Line Items]
Nonmonetary notional amount of price risk cash flow hedge derivatives	2.8	1.6
Commodity Forward Contract Natural Gas [Member]
Financial Instruments [Line Items]
Nonmonetary notional amount of price risk cash flow hedge derivatives	139.7	7.4
Commodity Contract Ethane [Member]
Financial Instruments [Line Items]
Derivative, nonmonetary notional amount	1.3	2.1
Commodity Contract Naphtha [Member]
Financial Instruments [Line Items]
Nonmonetary notional amount of price risk cash flow hedge derivatives	0.0	90.0
Derivative, nonmonetary notional amount	50.0	82.5
Commodity Contract Natural Gas [Member]
Financial Instruments [Line Items]
Derivative, nonmonetary notional amount	4.0	4.6
Commodity Forward Contract Corn [Member]
Financial Instruments [Line Items]
Nonmonetary notional amount of price risk cash flow hedge derivatives	2.5	0.6
Foreign Currency Contract [Member]
Financial Instruments [Line Items]
AOCI, Net gain (loss) in cash flow hedging instruments	(1)	2
Notional U.S. dollar equivalent of nondesignated foreign exchange contracts	15,677	14,002
Interest Rate Contract [Member]
Financial Instruments [Line Items]
AOCI, Net gain (loss) in cash flow hedging instruments	(1)	(1)
Notional U.S. dollar equivalent of nondesignated foreign exchange contracts	$ 231	$ 0
Ethane Propane Mix [Member]
Financial Instruments [Line Items]
Nonmonetary notional amount of price risk cash flow hedge derivatives	0.2	0.2