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DERIVATIVES, Effect of derivative instruments on Consolidated Statement of Operations (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Apr. 30, 2016 | Apr. 30, 2015 | Apr. 30, 2016 | Apr. 30, 2015
Derivative |  |  |  |
Gain (loss) recognized in accumulated other comprehensive income (loss) | $ (13) |  | $ (9) |
Cash Flow Hedging | Cost of Sales |  |  |  |
Derivative |  |  |  |
Cash Flow Hedge Net Gain to be Reclassified within Twelve Months | 7 |  |  |
Designated as Hedging Instrument | Cash Flow Hedging | Foreign Exchange Contracts | Accumulated Other Comprehensive Income (Loss) |  |  |  |
Derivative |  |  |  |
Gain (loss) recognized in accumulated other comprehensive income (loss) | (10) | $ (2) | (6) | $ 8
Designated as Hedging Instrument | Cash Flow Hedging | Foreign Exchange Contracts | Cost of Sales |  |  |  |
Derivative |  |  |  |
Gain reclassified from accumulated other comprehensive income (loss) into cost of sales | 1 | 7 | 2 | 11
Designated as Hedging Instrument | Cash Flow Hedging | Interest Rate Swap [Member] | Accumulated Other Comprehensive Income (Loss) |  |  |  |
Derivative |  |  |  |
Gain (loss) recognized in accumulated other comprehensive income (loss) | (3) | 0 | (3) | 0
Derivatives Not Designated as Hedging Instruments | Other income (expense) |  |  |  |
Derivative |  |  |  |
Gain (loss) recognized in other income (expense) | $ 5 | $ (4) | $ 3 | $ (17)

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- Definition The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=35736893&loc=d3e80748-113994 + Details
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- Definition Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5618551-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (a),(c),(d),(e) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959 + Details
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- Definition The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments. + 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 (c) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4D -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624177-113959 + Details
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- Definition The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period. + 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 (b) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959 + Details
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