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FAIR VALUE MEASUREMENTS (Details - Difference between fair values and the aggregate contractual principal amounts of long-term debt) (USD $)
In Millions, unless otherwise specified
Sep. 30, 2014
Dec. 31, 2013
Fair Value, Balance Sheet Grouping, Financial Statement Captions    
Mortgage and other loans receivable, Fair Value $ 6 $ 0
Long-term debt, Fair Value 5,667 6,747
Fair Value Option
   
Fair Value, Balance Sheet Grouping, Financial Statement Captions    
Mortgage and other loans receivable, Fair Value 6  
Mortgage and other loans receivable, Outstanding Principal Amount 4  
Mortgage and other loans receivable, Difference 2  
Long-term debt, Fair Value 5,667 6,747
Long-term debt, Outstanding Principal Amount 4,344 5,231
Long-term debt, Difference $ 1,323 $ 1,516