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Note 1 - Basis of Presentation (Details Textual) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Jan. 31, 2019 | Jan. 31, 2018
Net Cash Provided by (Used in) Operating Activities, Total | $ (122,172) | $ (87,644)
Net Cash Provided by (Used in) Investing Activities, Total | $ 3,394 | 40,868
Accounting Standards Update 2016-18 [Member] | New Accounting Pronouncement, Early Adoption, Effect [Member] |  |
Net Cash Provided by (Used in) Operating Activities, Total |  | (5,100)
Net Cash Provided by (Used in) Investing Activities, Total |  | $ (200)

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- Definition Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3521-108585 + Details
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