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OVERVIEW, BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Jan. 31, 2017 | Jan. 31, 2016 | Oct. 31, 2016
Variable Interest Entity Disclosures |  |  |
Carrying Value of Investments in VIE's | $ 80 |  |
Maximum Exposure of investments in VIE's | 80 |  |
Fair Value of Financial Instruments |  |  |
Fair value of long term debt in excess of carrying value | 154 |  | $ 104
Goodwill and Purchased Intangible Assets |  |  |
Impairment of goodwill | 0 | $ 0 |
Impairment of IPR&D | $ 0 | $ 0 |
Minimum |  |  |
Finite-Lived Intangible Assets |  |  |
Purchased intangible assets useful life | 6 months |  |
Maximum |  |  |
Finite-Lived Intangible Assets |  |  |
Purchased intangible assets useful life | 15 years |  |

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- Definition Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13854-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13777-109266 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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