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Fair Value Measurements, Derivative Instruments and Hedging Activities - Estimated Fair Value and Basis of Valuation of Financial Instrument Assets And (Liabilities) Measured at Fair Value on Recurring Basis (Detail) (USD $)
In Millions, unless otherwise specified
May 31, 2013
Nov. 30, 2012
Assets    
Derivative financial instruments $ 22 $ 48
Liabilities    
Derivative financial instruments 72 43
Financial Instruments Measured at Fair Value on a Recurring Basis | Level 1
    
Assets    
Derivative financial instruments    [1]    [1]
Total 568 328
Liabilities    
Derivative financial instruments    [1]    [1]
Total      
Financial Instruments Measured at Fair Value on a Recurring Basis | Level 1 | Money market funds
    
Assets    
Cash equivalents 434 [2] 196 [2]
Restricted cash 28 [3] 28 [3]
Financial Instruments Measured at Fair Value on a Recurring Basis | Level 1 | Marketable securities held in rabbi trusts
    
Assets    
Marketable securities held in rabbi trusts 106 [4] 104 [4]
Financial Instruments Measured at Fair Value on a Recurring Basis | Level 2
    
Assets    
Derivative financial instruments 22 [1] 48 [1]
Total 32 64
Liabilities    
Derivative financial instruments 72 [1] 43 [1]
Total 72 43
Financial Instruments Measured at Fair Value on a Recurring Basis | Level 2 | Money market funds
    
Assets    
Cash equivalents    [2]    [2]
Restricted cash    [3]    [3]
Financial Instruments Measured at Fair Value on a Recurring Basis | Level 2 | Marketable securities held in rabbi trusts
    
Assets    
Marketable securities held in rabbi trusts $ 10 [4] $ 16 [4]
[1] See “Derivative Instruments and Hedging Activities” section below for detailed information regarding our derivative financial instruments.
[2] Cash equivalents are comprised of money market funds.
[3] Restricted cash is substantially all comprised of money market funds.
[4] Level 1 and 2 marketable securities are held in rabbi trusts and are principally comprised of frequently-priced mutual funds invested in common stocks and other investments, respectively. Their use is restricted to funding certain deferred compensation and non-qualified U.S. pension plans.