NOTES PAYABLE, LONG-TERM DEBT AND AVAILABLE CREDIT FACILITIES (Schedule of Notes Payable) (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Notes Payable Long Term Debt and Available Credit Facilities [Line Items]
Notes payable to banks	$ 325	$ 421
Notes payable to related companies	102	92
Notes payable trade	12	28
Notes payable	$ 439	$ 541
Period-end average interest rates	3.42%	3.06%