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Note 21 - Fair Value of Financial Instruments - Fair Value of Notes (Details) (Parentheticals)	12 Months Ended
	Oct. 31, 2021	Oct. 31, 2020	Aug. 02, 2021	Jul. 31, 2021	Apr. 30, 2020	Jan. 31, 2020	Dec. 10, 2019	Oct. 31, 2019	Jan. 15, 2019
The 10.0% Senior Secured 1.75 Lien Notes due 2025 [Member] | Senior Secured Notes [Member]
Debt Instrument, Stated Interest Rate	10.00%	10.00%				10.00%	10.00%
Debt Instrument, Maturity Date	Nov. 15, 2025	Nov. 15, 2025
The 10.0% 2022 Notes [Member] | Senior Secured Notes [Member]
Debt Instrument, Stated Interest Rate	10.00%	10.00%		10.00%	10.00%	10.00%	10.00%	10.00%
Debt Instrument, Maturity Date	Jul. 15, 2022	Jul. 15, 2022
The 7.75% Senior Secured 1.125 Lien Notes due February 15, 2026 [Member] | Senior Secured Notes [Member]
Debt Instrument, Stated Interest Rate	7.75%	7.75%						7.75%
Debt Instrument, Maturity Date	Feb. 15, 2026	Feb. 15, 2026
The 10.5% 2024 Notes [Member] | Senior Secured Notes [Member]
Debt Instrument, Stated Interest Rate	10.50%	10.50%	10.50%				10.50%	10.50%	10.50%
Debt Instrument, Maturity Date	Jul. 15, 2024	Jul. 15, 2024
The 10.5% Senior Secured 1.25 Lien Notes due February 15, 2026 [Member] | Senior Secured Notes [Member]
Debt Instrument, Stated Interest Rate	10.50%	10.50%						10.50%
Debt Instrument, Maturity Date	Feb. 15, 2026	Feb. 15, 2026
The 11.25% Senior Secured 1.5 Lien Notes due February 15, 2026 [Member]
Debt Instrument, Stated Interest Rate					11.25%			11.25%
The 11.25% Senior Secured 1.5 Lien Notes due February 15, 2026 [Member] | Senior Secured Notes [Member]
Debt Instrument, Stated Interest Rate	11.25%	11.25%
Debt Instrument, Maturity Date	Feb. 15, 2026	Feb. 15, 2026
The 10.0% Senior Secured 1.75 Lien Term Loans Due 2028 [Member] | Senior Secured Term Loan [Member]
Debt Instrument, Maturity Date	Jan. 31, 2028	Jan. 31, 2028

X

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 20
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