Fair Value Measurements, Derivative Instruments and Hedging Activities - Estimated Fair Values of Derivative Financial Instruments and Location on Consolidated Balance Sheets (Details) - USD ($) $ in Millions	Feb. 28, 2017	Nov. 30, 2016
Derivatives, Fair Value [Line Items]
Derivative assets	$ 13	$ 15
Derivative liabilities	321	434
Derivatives designated as hedging instruments
Derivatives, Fair Value [Line Items]
Derivative liabilities	57	92
Derivatives not designated as hedging instruments
Derivatives, Fair Value [Line Items]
Derivative liabilities	264	342
Net investment hedges | Derivatives designated as hedging instruments | Prepaid expenses and other
Derivatives, Fair Value [Line Items]
Derivative assets	9	12
Net investment hedges | Derivatives designated as hedging instruments | Other assets – long-term
Derivatives, Fair Value [Line Items]
Derivative assets	4	3
Net investment hedges | Derivatives designated as hedging instruments | Accrued liabilities and other
Derivatives, Fair Value [Line Items]
Derivative liabilities	0	26
Interest Rate Swaps | Derivatives designated as hedging instruments | Accrued liabilities and other
Derivatives, Fair Value [Line Items]
Derivative liabilities	10	10
Interest Rate Swaps | Derivatives designated as hedging instruments | Other long-term liabilities
Derivatives, Fair Value [Line Items]
Derivative liabilities	22	23
Interest Rate Swaps | Cash Flow Hedging
Derivatives, Fair Value [Line Items]
Interest rate cash flow hedge asset at fair value	486	500
Foreign currency zero cost collars – cash flow hedges | Derivatives designated as hedging instruments | Accrued liabilities and other
Derivatives, Fair Value [Line Items]
Derivative liabilities	6	12
Foreign currency zero cost collars – cash flow hedges | Derivatives designated as hedging instruments | Other long-term liabilities
Derivatives, Fair Value [Line Items]
Derivative liabilities	19	21
Fuel | Derivatives not designated as hedging instruments | Accrued liabilities and other
Derivatives, Fair Value [Line Items]
Derivative liabilities	161	198
Fuel | Derivatives not designated as hedging instruments | Other long-term liabilities
Derivatives, Fair Value [Line Items]
Derivative liabilities	103	144
Foreign Currency Forward | Derivatives designated as hedging instruments
Derivatives, Fair Value [Line Items]
Derivative liabilities	11	456
Currency swap | Derivatives designated as hedging instruments
Derivatives, Fair Value [Line Items]
Derivative liabilities	$ 289	$ 291