Investments in Non-Consolidated Affiliates Combined Assets, Liabilities and Equity of Equity Method Investments (Details) - USD ($) $ in Millions	Oct. 31, 2018	Oct. 31, 2017
Equity Method Investment, Summarized Financial Information, Assets [Abstract]
Equity Method Investment, Summarized Financial Information, Current Assets	$ 336	$ 286
Equity Method Investment, Summarized Financial Information, Noncurrent Assets	168	179
Equity Method Investment, Summarized Financial Information, Assets	504	465
Equity Method Investment, Summarized Financial Information, Liabilities and Equity [Abstract]
Equity Method Investment, Summarized Financial Information, Current Liabilities	307	257
Equity Method Investment, Summarized Financial Information, Noncurrent Liabilities	38	38
Equity Method Investment, Summarized Financial Information, Liabilities	345	295
Equity Method Investment Summarized Financial Information, Equity [Abstract]
Equity Method Investment, Summarized Financial Information, Equity Excluding Noncontrolling Interests	53	56
Equity Method Investment, Summarized Financial Information, Noncontrolling Interest	106	114
Equity Method Investment Summarized Financial Information, Equity	159	170
Equity Method Investment, Summarized Financial Information, Liabilities and Equity	$ 504	$ 465

The amount of assets reported by an equity method investment of the entity.

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The amount of current assets reported by an equity method investment of the entity.

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Amount of equity, excluding noncontrolling interest, attributable to the equity method investment of the entity.

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The amount of liabilities and equity reported by an equity method investment of the entity.

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Amount of equity attributable to noncontrolling interests of an equity method investment of the entity.

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