Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Fair Value Measurement - Fair Value of Long-term Debt (Details)

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Note 5 - Fair Value Measurement - Fair Value of Long-term Debt (Details) - USD ($)
$ in Thousands
Jul. 31, 2022
Oct. 31, 2021
Reported Value Measurement [Member] | Senior Secured Notes [Member]    
Debt, fair value $ 375,000 $ 375,000
Reported Value Measurement [Member] | Capital Lease Obligations [Member]    
Debt, fair value 304 381
Estimate of Fair Value Measurement [Member] | Senior Secured Notes [Member]    
Debt, fair value 337,500 390,938
Estimate of Fair Value Measurement [Member] | Capital Lease Obligations [Member]    
Debt, fair value $ 304 $ 381