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Note 21 - Fair Value of Financial Instruments - Fair Value of Notes (Details) - USD ($)
$ in Thousands
Oct. 31, 2021
Oct. 31, 2020
Notes, Fair Value $ 1,266,892 $ 1,241,570
Senior Secured Notes [Member] | The 10.0% Senior Secured 1.75 Lien Notes due 2025 [Member]    
Notes, Fair Value 167,348 132,246
Senior Secured Notes [Member] | The 10.0% 2022 Notes [Member]    
Notes, Fair Value   107,878
Senior Secured Notes [Member] | The 7.75% Senior Secured 1.125 Lien Notes due February 15, 2026 [Member]    
Notes, Fair Value 366,426 353,500
Senior Secured Notes [Member] | The 10.5% 2024 Notes [Member]    
Notes, Fair Value   67,941
Senior Secured Notes [Member] | The 10.5% Senior Secured 1.25 Lien Notes due February 15, 2026 [Member]    
Notes, Fair Value 300,913 274,558
Senior Secured Notes [Member] | The 11.25% Senior Secured 1.5 Lien Notes due February 15, 2026 [Member]    
Notes, Fair Value 162,548 162,723
Senior Notes [Member] | The 13.5% 2026 Notes [Member]    
Notes, Fair Value 92,331 54,354
Senior Notes [Member] | The 5.0% 2040 Notes [Member]    
Notes, Fair Value 63,084 10,814
Unsecured Senior Term Loan [Member] | Senior Unsecured Term Loan Credit Facility Due 2027 [Member]    
Notes, Fair Value 28,196 13,091
Senior Secured Term Loan [Member] | The 10.0% Senior Secured 1.75 Lien Term Loans Due 2028 [Member]    
Notes, Fair Value 86,046 64,465
Fair Value, Inputs, Level 1 [Member]    
Notes, Fair Value 0 0
Fair Value, Inputs, Level 1 [Member] | Senior Secured Notes [Member] | The 10.0% Senior Secured 1.75 Lien Notes due 2025 [Member]    
Notes, Fair Value 0 0
Fair Value, Inputs, Level 1 [Member] | Senior Secured Notes [Member] | The 10.0% 2022 Notes [Member]    
Notes, Fair Value   0
Fair Value, Inputs, Level 1 [Member] | Senior Secured Notes [Member] | The 7.75% Senior Secured 1.125 Lien Notes due February 15, 2026 [Member]    
Notes, Fair Value 0 0
Fair Value, Inputs, Level 1 [Member] | Senior Secured Notes [Member] | The 10.5% 2024 Notes [Member]    
Notes, Fair Value   0
Fair Value, Inputs, Level 1 [Member] | Senior Secured Notes [Member] | The 10.5% Senior Secured 1.25 Lien Notes due February 15, 2026 [Member]    
Notes, Fair Value 0 0
Fair Value, Inputs, Level 1 [Member] | Senior Secured Notes [Member] | The 11.25% Senior Secured 1.5 Lien Notes due February 15, 2026 [Member]    
Notes, Fair Value 0 0
Fair Value, Inputs, Level 1 [Member] | Senior Notes [Member] | The 13.5% 2026 Notes [Member]    
Notes, Fair Value 0 0
Fair Value, Inputs, Level 1 [Member] | Senior Notes [Member] | The 5.0% 2040 Notes [Member]    
Notes, Fair Value 0 0
Fair Value, Inputs, Level 1 [Member] | Unsecured Senior Term Loan [Member] | Senior Unsecured Term Loan Credit Facility Due 2027 [Member]    
Notes, Fair Value 0 0
Fair Value, Inputs, Level 1 [Member] | Senior Secured Term Loan [Member] | The 10.0% Senior Secured 1.75 Lien Term Loans Due 2028 [Member]    
Notes, Fair Value 0 0
Fair Value, Inputs, Level 2 [Member]    
Notes, Fair Value 0 173,046
Fair Value, Inputs, Level 2 [Member] | Senior Secured Notes [Member] | The 10.0% Senior Secured 1.75 Lien Notes due 2025 [Member]    
Notes, Fair Value 0 0
Fair Value, Inputs, Level 2 [Member] | Senior Secured Notes [Member] | The 10.0% 2022 Notes [Member]    
Notes, Fair Value   107,878
Fair Value, Inputs, Level 2 [Member] | Senior Secured Notes [Member] | The 7.75% Senior Secured 1.125 Lien Notes due February 15, 2026 [Member]    
Notes, Fair Value 0 0
Fair Value, Inputs, Level 2 [Member] | Senior Secured Notes [Member] | The 10.5% 2024 Notes [Member]    
Notes, Fair Value   0
Fair Value, Inputs, Level 2 [Member] | Senior Secured Notes [Member] | The 10.5% Senior Secured 1.25 Lien Notes due February 15, 2026 [Member]    
Notes, Fair Value 0 0
Fair Value, Inputs, Level 2 [Member] | Senior Secured Notes [Member] | The 11.25% Senior Secured 1.5 Lien Notes due February 15, 2026 [Member]    
Notes, Fair Value 0 0
Fair Value, Inputs, Level 2 [Member] | Senior Notes [Member] | The 13.5% 2026 Notes [Member]    
Notes, Fair Value 0 54,354
Fair Value, Inputs, Level 2 [Member] | Senior Notes [Member] | The 5.0% 2040 Notes [Member]    
Notes, Fair Value 0 10,814
Fair Value, Inputs, Level 2 [Member] | Unsecured Senior Term Loan [Member] | Senior Unsecured Term Loan Credit Facility Due 2027 [Member]    
Notes, Fair Value 0 0
Fair Value, Inputs, Level 2 [Member] | Senior Secured Term Loan [Member] | The 10.0% Senior Secured 1.75 Lien Term Loans Due 2028 [Member]    
Notes, Fair Value 0 0
Fair Value, Inputs, Level 3 [Member]    
Notes, Fair Value 1,266,892 1,068,524
Fair Value, Inputs, Level 3 [Member] | Senior Secured Notes [Member] | The 10.0% Senior Secured 1.75 Lien Notes due 2025 [Member]    
Notes, Fair Value 167,348 132,246
Fair Value, Inputs, Level 3 [Member] | Senior Secured Notes [Member] | The 10.0% 2022 Notes [Member]    
Notes, Fair Value   0
Fair Value, Inputs, Level 3 [Member] | Senior Secured Notes [Member] | The 7.75% Senior Secured 1.125 Lien Notes due February 15, 2026 [Member]    
Notes, Fair Value 366,426 353,500
Fair Value, Inputs, Level 3 [Member] | Senior Secured Notes [Member] | The 10.5% 2024 Notes [Member]    
Notes, Fair Value   67,941
Fair Value, Inputs, Level 3 [Member] | Senior Secured Notes [Member] | The 10.5% Senior Secured 1.25 Lien Notes due February 15, 2026 [Member]    
Notes, Fair Value 300,913 274,558
Fair Value, Inputs, Level 3 [Member] | Senior Secured Notes [Member] | The 11.25% Senior Secured 1.5 Lien Notes due February 15, 2026 [Member]    
Notes, Fair Value 162,548 162,723
Fair Value, Inputs, Level 3 [Member] | Senior Notes [Member] | The 13.5% 2026 Notes [Member]    
Notes, Fair Value 92,331 0
Fair Value, Inputs, Level 3 [Member] | Senior Notes [Member] | The 5.0% 2040 Notes [Member]    
Notes, Fair Value 63,084 0
Fair Value, Inputs, Level 3 [Member] | Unsecured Senior Term Loan [Member] | Senior Unsecured Term Loan Credit Facility Due 2027 [Member]    
Notes, Fair Value 28,196 13,091
Fair Value, Inputs, Level 3 [Member] | Senior Secured Term Loan [Member] | The 10.0% Senior Secured 1.75 Lien Term Loans Due 2028 [Member]    
Notes, Fair Value $ 86,046 $ 64,465