STOCKHOLDERS' EQUITY STOCKHOLDERS EQUITY DIvidends (Details) - USD ($) $ / shares in Units, $ in Millions		12 Months Ended
Nov. 16, 2016	Oct. 31, 2016	Oct. 31, 2015	Oct. 31, 2014
Dividends [Abstract]
Cash Dividends Declared (per common share)		$ 0.460	$ 0.400	$ 0.528
Cash dividends declared		$ 150	$ 133	$ 176
Aggregate cash dividends paid (per common share)		$ 0.46	$ 0.40	$ 0.53
Aggregate cash dividends paid		$ 150	$ 133	$ 176
Subsequent Event [Member]
Dividends [Abstract]
Cash Dividends Declared (per common share)	$ 0.132
Cash dividends declared	$ 43
Dividends payment date	Jan. 25, 2017
Dividends date of record	Jan. 03, 2017

Aggregate dividends paid during the period for each share of common stock outstanding.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

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Aggregate dividends declared during the period for each share of common stock outstanding.

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Date the declared dividend will be paid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586

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Amount of paid and unpaid common stock dividends declared with the form of settlement in cash.

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Date the holder must own the stock to be entitled to the dividend, in CCYY-MM-DD format.

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Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3291-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Financing Activities
-URI http://asc.fasb.org/extlink&oid=6513228

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