XML 13 R48.htm IDEA: XBRL DOCUMENT v2.4.0.8
FAIR VALUE OF FINANCIAL INSTRUMENTS - Estimated Fair Values and Carrying Values of Long-Term Debt (Detail) (USD $)
In Millions, unless otherwise specified
Mar. 31, 2014
Dec. 31, 2013
FAIR VALUE OF FINANCIAL INSTRUMENTS [Line Items]    
Long-term Debt $ 4,891 $ 4,891
Fair Value, Inputs, Level 2
   
FAIR VALUE OF FINANCIAL INSTRUMENTS [Line Items]    
Long-term Debt, Fair Value $ 5,856 $ 5,683