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Financial Instruments - Schedule of Gross Notional and Fair Value of Derivative Financial Instruments in the Consolidated Condensed Balance Sheets (Details) - USD ($) $ in Millions | Jan. 31, 2019 | Oct. 31, 2018
--- | --- | ---
Derivatives, Fair Value |  |
Outstanding Gross Notional | $ 22,740 | $ 23,655
Gross Amount Recognized | 278 | 515
Derivative Liabilities | 220 | 195
Other Current Assets |  |
Derivatives, Fair Value |  |
Gross Amount Recognized | 190 | 408
Other Non-Current Assets |  |
Derivatives, Fair Value |  |
Gross Amount Recognized | 88 | 107
Other Accrued Liabilities |  |
Derivatives, Fair Value |  |
Derivative Liabilities | 179 | 120
Other Non-Current Liabilities |  |
Derivatives, Fair Value |  |
Derivative Liabilities | 41 | 75
Derivatives designated as hedging instruments |  |
Derivatives, Fair Value |  |
Outstanding Gross Notional | 17,132 | 18,147
Derivatives designated as hedging instruments | Other Current Assets |  |
Derivatives, Fair Value |  |
Gross Amount Recognized | 161 | 386
Derivatives designated as hedging instruments | Other Non-Current Assets |  |
Derivatives, Fair Value |  |
Gross Amount Recognized | 88 | 107
Derivatives designated as hedging instruments | Other Accrued Liabilities |  |
Derivatives, Fair Value |  |
Derivative Liabilities | 157 | 86
Derivatives designated as hedging instruments | Other Non-Current Liabilities |  |
Derivatives, Fair Value |  |
Derivative Liabilities | 41 | 75
Derivatives designated as hedging instruments | Fair value hedges | Interest rate contracts |  |
Derivatives, Fair Value |  |
Outstanding Gross Notional | 750 | 1,000
Derivatives designated as hedging instruments | Fair value hedges | Interest rate contracts | Other Current Assets |  |
Derivatives, Fair Value |  |
Gross Amount Recognized | 0 | 0
Derivatives designated as hedging instruments | Fair value hedges | Interest rate contracts | Other Non-Current Assets |  |
Derivatives, Fair Value |  |
Gross Amount Recognized | 0 | 0
Derivatives designated as hedging instruments | Fair value hedges | Interest rate contracts | Other Accrued Liabilities |  |
Derivatives, Fair Value |  |
Derivative Liabilities | 0 | 0
Derivatives designated as hedging instruments | Fair value hedges | Interest rate contracts | Other Non-Current Liabilities |  |
Derivatives, Fair Value |  |
Derivative Liabilities | 12 | 23
Derivatives designated as hedging instruments | Cash flow hedges | Foreign currency contracts |  |
Derivatives, Fair Value |  |
Outstanding Gross Notional | 16,382 | 17,147
Derivatives designated as hedging instruments | Cash flow hedges | Foreign currency contracts | Other Current Assets |  |
Derivatives, Fair Value |  |
Gross Amount Recognized | 161 | 386
Derivatives designated as hedging instruments | Cash flow hedges | Foreign currency contracts | Other Non-Current Assets |  |
Derivatives, Fair Value |  |
Gross Amount Recognized | 88 | 107
Derivatives designated as hedging instruments | Cash flow hedges | Foreign currency contracts | Other Accrued Liabilities |  |
Derivatives, Fair Value |  |
Derivative Liabilities | 157 | 86
Derivatives designated as hedging instruments | Cash flow hedges | Foreign currency contracts | Other Non-Current Liabilities |  |
Derivatives, Fair Value |  |
Derivative Liabilities | 29 | 52
Derivatives not designated as hedging instruments |  |
Derivatives, Fair Value |  |
Outstanding Gross Notional | 5,608 | 5,508
Derivatives not designated as hedging instruments | Other Current Assets |  |
Derivatives, Fair Value |  |
Gross Amount Recognized | 29 | 22
Derivatives not designated as hedging instruments | Other Non-Current Assets |  |
Derivatives, Fair Value |  |
Gross Amount Recognized | 0 | 0
Derivatives not designated as hedging instruments | Other Accrued Liabilities |  |
Derivatives, Fair Value |  |
Derivative Liabilities | 22 | 34
Derivatives not designated as hedging instruments | Other Non-Current Liabilities |  |
Derivatives, Fair Value |  |
Derivative Liabilities | 0 | 0
Derivatives not designated as hedging instruments | Foreign currency contracts |  |
Derivatives, Fair Value |  |
Outstanding Gross Notional | 5,473 | 5,437
Derivatives not designated as hedging instruments | Foreign currency contracts | Other Current Assets |  |
Derivatives, Fair Value |  |
Gross Amount Recognized | 22 | 22
Derivatives not designated as hedging instruments | Foreign currency contracts | Other Non-Current Assets |  |
Derivatives, Fair Value |  |
Gross Amount Recognized | 0 | 0
Derivatives not designated as hedging instruments | Foreign currency contracts | Other Accrued Liabilities |  |
Derivatives, Fair Value |  |
Derivative Liabilities | 22 | 26
Derivatives not designated as hedging instruments | Foreign currency contracts | Other Non-Current Liabilities |  |
Derivatives, Fair Value |  |
Derivative Liabilities | 0 | 0
Derivatives not designated as hedging instruments | Other derivatives |  |
Derivatives, Fair Value |  |
Outstanding Gross Notional | 135 | 71
Derivatives not designated as hedging instruments | Other derivatives | Other Current Assets |  |
Derivatives, Fair Value |  |
Gross Amount Recognized | 7 | 0
Derivatives not designated as hedging instruments | Other derivatives | Other Non-Current Assets |  |
Derivatives, Fair Value |  |
Gross Amount Recognized | 0 | 0
Derivatives not designated as hedging instruments | Other derivatives | Other Accrued Liabilities |  |
Derivatives, Fair Value |  |
Derivative Liabilities | 0 | 8
Derivatives not designated as hedging instruments | Other derivatives | Other Non-Current Liabilities |  |
Derivatives, Fair Value |  |
Derivative Liabilities | $ 0 | $ 0

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References 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 + Details
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- Definition Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226000-175313 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 4D -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=109247956&loc=SL51823488-111719 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624163-113959 + Details
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