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	Aug. 31, 2017	Nov. 30, 2016
Derivatives, Fair Value [Line Items]
Derivative assets	$ 22	$ 15
Derivative liabilities	265	434
Derivatives designated as hedging instruments
Derivatives, Fair Value [Line Items]
Derivative assets	22	15
Derivative liabilities	61	92
Derivatives not designated as hedging instruments
Derivatives, Fair Value [Line Items]
Derivative liabilities	204	342
Net investment hedges | Derivatives designated as hedging instruments | Prepaid expenses and other
Derivatives, Fair Value [Line Items]
Derivative assets	3	12
Net investment hedges | Derivatives designated as hedging instruments | Other assets
Derivatives, Fair Value [Line Items]
Derivative assets	0	3
Net investment hedges | Derivatives designated as hedging instruments | Accrued liabilities and other
Derivatives, Fair Value [Line Items]
Derivative liabilities	13	26
Net investment hedges | Derivatives designated as hedging instruments | Other long-term liabilities
Derivatives, Fair Value [Line Items]
Derivative liabilities	16	0
Foreign currency zero cost collars – cash flow hedges | Derivatives designated as hedging instruments | Prepaid expenses and other
Derivatives, Fair Value [Line Items]
Derivative assets	8	0
Foreign currency zero cost collars – cash flow hedges | Derivatives designated as hedging instruments | Other assets
Derivatives, Fair Value [Line Items]
Derivative assets	11	0
Foreign currency zero cost collars – cash flow hedges | Derivatives designated as hedging instruments | Accrued liabilities and other
Derivatives, Fair Value [Line Items]
Derivative liabilities	0	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	0	21
Interest Rate Swaps | Derivatives designated as hedging instruments | Accrued liabilities and other
Derivatives, Fair Value [Line Items]
Derivative liabilities	11	10
Interest Rate Swaps | Derivatives designated as hedging instruments | Other long-term liabilities
Derivatives, Fair Value [Line Items]
Derivative liabilities	21	23
Interest Rate Swaps | Cash Flow Hedging
Derivatives, Fair Value [Line Items]
Interest rate cash flow hedge asset at fair value	511	500
Fuel | Derivatives not designated as hedging instruments | Accrued liabilities and other
Derivatives, Fair Value [Line Items]
Derivative liabilities	159	198
Fuel | Derivatives not designated as hedging instruments | Other long-term liabilities
Derivatives, Fair Value [Line Items]
Derivative liabilities	45	144
Currency swap | Derivatives designated as hedging instruments
Derivatives, Fair Value [Line Items]
Derivative liabilities	$ 328	$ 291