Note 5 - Fair Value Measurement - Fair Value of Long-term Debt (Details) - USD ($) $ in Thousands |
Apr. 30, 2022 |
Oct. 31, 2021 |
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| 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 | 330 | 381 |
| Estimate of Fair Value Measurement [Member] | Senior Secured Notes [Member] | ||
| Debt, fair value | 349,688 | 390,938 |
| Estimate of Fair Value Measurement [Member] | Capital Lease Obligations [Member] | ||
| Debt, fair value | $ 330 | $ 381 |
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- Definition The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. No definition available.
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