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NOTES PAYABLE, LONG-TERM DEBT AND AVAILABLE CREDIT FACILITIES (Schedule of Notes Payable) (Details) (USD $)
In Millions, unless otherwise specified
Jun. 30, 2011
Dec. 31, 2010
Notes Payable Long Term Debt and Available Credit Facilities [Line Items]    
Notes payable to banks $ 692 $ 1,310
Notes payable to related companies 208 157
Notes payable trade 16 0
Notes payable $ 916 $ 1,467
Period-end average interest rates 3.06% 2.64%