DERIVATIVES, Disclosures and derivative instrument aggregated notional amounts by currency and designations (Details) $ in Millions	9 Months Ended
Jul. 31, 2018 USD ($) contracts
Derivative [Line Items]
Cash Flow Hedge Ineffectiveness is Immaterial	not significant
Foreign Exchange Forward [Member] \| Cash Flow Hedging
Derivative [Line Items]
Number of Foreign Currency Derivatives Held \| contracts	142
Foreign Exchange Forward [Member] \| Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Number of Foreign Currency Derivatives Held \| contracts	73
Foreign Exchange Forward [Member] \| Not Designated as Hedging Instrument [Member] \| Sell \| British Pound
Derivative [Line Items]
Total notional amount	$ 33
Foreign Exchange Forward [Member] \| Not Designated as Hedging Instrument [Member] \| Sell \| Japanese Yen
Derivative [Line Items]
Total notional amount	24
Foreign Exchange Forward [Member] \| Not Designated as Hedging Instrument [Member] \| Buy
Derivative [Line Items]
Total notional amount	4
Foreign Exchange Forward [Member] \| Not Designated as Hedging Instrument [Member] \| Buy \| Euro
Derivative [Line Items]
Total notional amount	44
Foreign Exchange Forward [Member] \| Not Designated as Hedging Instrument [Member] \| Buy \| Singapore Dollar
Derivative [Line Items]
Total notional amount	6
Foreign Exchange Forward [Member] \| Not Designated as Hedging Instrument [Member] \| Buy \| Malaysian Ringgit
Derivative [Line Items]
Total notional amount	3
Foreign Exchange Forward [Member] \| Not Designated as Hedging Instrument [Member] \| Buy \| Other Currency [Member]
Derivative [Line Items]
Total notional amount	8
Foreign Exchange Forward [Member] \| Designated as Hedging Instruments \| Sell \| Japanese Yen \| Cash Flow Hedging
Derivative [Line Items]
Total notional amount	93
Foreign Exchange Forward [Member] \| Designated as Hedging Instruments \| Sell \| Other Currency [Member] \| Cash Flow Hedging
Derivative [Line Items]
Total notional amount	2
Foreign Exchange Forward [Member] \| Designated as Hedging Instruments \| Buy \| Cash Flow Hedging
Derivative [Line Items]
Total notional amount	3
Foreign Exchange Forward [Member] \| Designated as Hedging Instruments \| Buy \| Euro \| Cash Flow Hedging
Derivative [Line Items]
Total notional amount	12
Foreign Exchange Forward [Member] \| Designated as Hedging Instruments \| Buy \| British Pound \| Cash Flow Hedging
Derivative [Line Items]
Total notional amount	0
Foreign Exchange Forward [Member] \| Designated as Hedging Instruments \| Buy \| Singapore Dollar \| Cash Flow Hedging
Derivative [Line Items]
Total notional amount	13
Foreign Exchange Forward [Member] \| Designated as Hedging Instruments \| Buy \| Malaysian Ringgit \| Cash Flow Hedging
Derivative [Line Items]
Total notional amount	$ 73

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (d)(1)
-URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624171-113959

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
-URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5580258-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5579245-113959

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