Investments in Non-Consolidated Affiliates - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
Oct. 31, 2018	Oct. 31, 2017	Oct. 31, 2016
Investments in and Advances to Affiliates, at Fair Value, Gross Additions	$ 0
Related Party Transaction, Other Revenues from Transactions with Related Party	4	$ 5	$ 6
Related Party Transaction, Expenses from Transactions with Related Party	166	156	$ 207
Equity Method Investment Summarized Financial Information Undistributed Earnings	$ (1)	$ (7)
Minimum [Member]
Equity Method Investment, Ownership Percentage	30.00%
Maximum [Member]
Equity Method Investment, Ownership Percentage	50.00%

The amount of undistributed earnings of the unconsolidated affiliates included in consolidated retained earnings.

No definition available.

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66011266&loc=d3e33918-111571

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- Definition

Gross additions to the investment in and advance to the affiliate.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 320
-Section S99
-Paragraph 6
-Subparagraph (SX 210.12-14.1(b)(3))
-URI http://asc.fasb.org/extlink&oid=50485924&loc=d3e611322-123010

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- Definition

Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864

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- Definition

Reflects the sum of all other revenue and income realized from sales and other transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party during the period.

+ References

No definition available.

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