Note 20 - Fair Value of Financial Instruments - Fair Value of Notes (Details) (Parentheticals)	6 Months Ended	12 Months Ended
	Apr. 30, 2024	Oct. 31, 2023
The 8.0% Senior Secured 1.125 Lien Notes due September 30, 2028 [Member] | Senior Secured Notes [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Instrument, Stated Interest Rate	8.00%	8.00%
Debt Instrument, Maturity Date	Sep. 30, 2028	Sep. 30, 2028
The 11.75% Senior Secured 1.25 Lien Notes due September 30, 2029 [Member] | Senior Secured Notes [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Instrument, Stated Interest Rate	11.75%	11.75%
Debt Instrument, Maturity Date	Sep. 30, 2029	Sep. 30, 2029
The 13.5% 2026 Notes [Member] | Senior Notes [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Instrument, Stated Interest Rate	13.50%	13.50%
Debt Instrument, Maturity Date	Feb. 01, 2026	Feb. 01, 2026
The 5.0% 2040 Notes [Member] | Senior Notes [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Instrument, Stated Interest Rate	5.00%	5.00%
Debt Instrument, Maturity Date	Feb. 01, 2040	Feb. 01, 2040
Senior Unsecured Term Loan Credit Facility Due 2027 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Instrument, Maturity Date	Feb. 01, 2027	Feb. 01, 2027
Senior Unsecured Term Loan Credit Facility Due 2027 [Member] | Unsecured Senior Term Loan [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Instrument, Stated Interest Rate	5.00%
The 10.0% Senior Secured 1.75 Lien Term Loans Due 2028 [Member] | Senior Secured Term Loan [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Instrument, Maturity Date	Jan. 31, 2028	Jan. 31, 2028
The 10.0% Senior Secured 1.75 Lien Notes due November 15, 2025 [Member] | Senior Secured Notes [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Instrument, Stated Interest Rate		10.00%
Debt Instrument, Maturity Date		Nov. 15, 2025