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Note 11 - Income Taxes (Details Textual) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Oct. 31, 2023 | Oct. 31, 2022 | Oct. 31, 2021
Income Tax Expense (Benefit) | $ 50,060 | $ 94,263 | $ (417,956)
Deferred Tax Assets, Net | 302,833 | 344,793 |
Deferred Tax Assets, Valuation Allowance | 71,879 | 95,727 |
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued | 0 | 100 |
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense | $ 131 | 128 | 84
Open Tax Year | 2019 2020 2021 2022 |  |
Domestic Tax Authority [Member] |  |  |
Operating Income (Loss) | $ (221,200) | (306,000) | (173,800)
Operating Income (Loss), Tax Effect | 46,400 | 64,300 | 36,500
Income Tax Expense (Benefit) | 46,821 | 60,064 | (335,608)
Deferred Tax Assets, Net | 228,723 | 275,545 |
Domestic Tax Authority [Member] | Between 2030 and 2038 [Member] |  |  |
Operating Loss Carryforwards | 688,300 |  |
Domestic Tax Authority [Member] | Indefinite Tax Period [Member] |  |  |
Operating Loss Carryforwards | 15,700 |  |
State and Local Jurisdiction [Member] |  |  |
Operating Income (Loss) | (113,300) | (80,100) | (55,700)
Operating Income (Loss), Tax Effect | 8,300 | 5,800 | 3,900
Income Tax Expense (Benefit) | 3,239 | 34,199 | $ (82,348)
Operating Loss Carryforwards | 2,100,000 |  |
Deferred Tax Assets, Net | 74,110 | $ 69,248 |
State and Local Jurisdiction [Member] | Indefinite Tax Period [Member] |  |  |
Operating Loss Carryforwards | 52,100 |  |
State and Local Jurisdiction [Member] | Between 2024 and 2028 [Member] |  |  |
Operating Loss Carryforwards | 586,100 |  |
State and Local Jurisdiction [Member] | Between 2029 and 2033 [Member] |  |  |
Operating Loss Carryforwards | 1,100,000 |  |
State and Local Jurisdiction [Member] | Between 2034 and 2038 [Member] |  |  |
Operating Loss Carryforwards | 348,800 |  |
State and Local Jurisdiction [Member] | Between 2039 Through 2043 [Member] |  |  |
Operating Loss Carryforwards | $ 8,700 |  |

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