Note 20 - Fair Value of Financial Instruments - Fair Value of Notes (Details) - USD ($) $ in Thousands	Jan. 31, 2026	Oct. 31, 2025
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Notes, Fair Value	$ 937,895	$ 937,656
Unsecured Senior Notes [Member] | 8.0% Senior Notes due April 1, 2031 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Notes, Fair Value	461,115	459,972
Unsecured Senior Notes [Member] | 8.375% Senior Notes due October 1, 2033 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Notes, Fair Value	460,278	461,192
Unsecured Senior Notes [Member] | 5.0% Senior Notes due February 1, 2040 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Notes, Fair Value	16,502	16,492
Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Notes, Fair Value	0	0
Fair Value, Inputs, Level 1 [Member] | Unsecured Senior Notes [Member] | 8.0% Senior Notes due April 1, 2031 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Notes, Fair Value	0	0
Fair Value, Inputs, Level 1 [Member] | Unsecured Senior Notes [Member] | 8.375% Senior Notes due October 1, 2033 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Notes, Fair Value	0	0
Fair Value, Inputs, Level 1 [Member] | Unsecured Senior Notes [Member] | 5.0% Senior Notes due February 1, 2040 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Notes, Fair Value	0	0
Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Notes, Fair Value	921,393	937,656
Fair Value, Inputs, Level 2 [Member] | Unsecured Senior Notes [Member] | 8.0% Senior Notes due April 1, 2031 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Notes, Fair Value	461,115	459,972
Fair Value, Inputs, Level 2 [Member] | Unsecured Senior Notes [Member] | 8.375% Senior Notes due October 1, 2033 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Notes, Fair Value	460,278	461,192
Fair Value, Inputs, Level 2 [Member] | Unsecured Senior Notes [Member] | 5.0% Senior Notes due February 1, 2040 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Notes, Fair Value	0	16,492
Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Notes, Fair Value	16,502	0
Fair Value, Inputs, Level 3 [Member] | Unsecured Senior Notes [Member] | 8.0% Senior Notes due April 1, 2031 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Notes, Fair Value	0	0
Fair Value, Inputs, Level 3 [Member] | Unsecured Senior Notes [Member] | 8.375% Senior Notes due October 1, 2033 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Notes, Fair Value	0	0
Fair Value, Inputs, Level 3 [Member] | Unsecured Senior Notes [Member] | 5.0% Senior Notes due February 1, 2040 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Notes, Fair Value	$ 16,502	$ 0