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Note 22 - Subsequent Events (Details Textual) - USD ($) $ in Thousands |  | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Aug. 02, 2021 | Oct. 31, 2021 | Jul. 31, 2021 | Jul. 31, 2020 | Jul. 31, 2021 | Jul. 31, 2020 | Oct. 31, 2020 | Jan. 31, 2020 | Dec. 10, 2019
Gain (Loss) on Extinguishment of Debt, Total |  |  | $ (306) | $ 4,055 | $ (306) | $ 13,337 |  |  |
The 10.5% 2024 Notes [Member] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  | 10.50% |  | 10.50% |  |  |  |
Senior Secured Notes [Member] | The 10.5% 2024 Notes [Member] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  | 10.50% |  | 10.50% |  | 10.50% | 10.50% | 10.50%
Senior Secured Notes [Member] | The 10.5% 2024 Notes [Member] | Forecast [Member] |  |  |  |  |  |  |  |  |
Gain (Loss) on Extinguishment of Debt, Total |  | $ 3,400 |  |  |  |  |  |  |
Senior Secured Notes [Member] | The 10.5% 2024 Notes [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |
Debt Instrument, Redeemed, Face Amount | $ 69,700 |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 10.50% |  |  |  |  |  |  |  |
Repayments of Secured Debt | $ 71,900 |  |  |  |  |  |  |  |

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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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