Note 20 - Fair Value of Financial Instruments - Fair Value of Notes (Details) (Parentheticals) - Unsecured Senior Notes [Member]	3 Months Ended	12 Months Ended
	Jan. 31, 2026	Oct. 31, 2025
8.0% Senior Notes due April 1, 2031 [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	Apr. 01, 2031	Apr. 01, 2031
8.375% Senior Notes due October 1, 2033 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Instrument, Stated Interest Rate	8.375%	8.375%
Debt Instrument, Maturity Date	Oct. 01, 2033	Oct. 01, 2033
5.0% Senior Notes due February 1, 2040 [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