Note 9 - Taxes - Reconciliation of Unrecognized Tax Benefit (Details) - USD ($) $ in Thousands |
4 Months Ended | 5 Months Ended | 7 Months Ended | 8 Months Ended | 12 Months Ended |
|---|---|---|---|---|---|
Jun. 11, 2021 |
Jan. 31, 2021 |
Aug. 27, 2020 |
Jan. 31, 2022 |
Jan. 31, 2023 |
|
| Unrecognized tax benefits, beginning balances | $ 3,918 | $ 3,768 | $ 3,773 | $ 3,115 | $ 14,340 |
| Increases for tax positions taken during the current period | 0 | 0 | 0 | 6,161 | 0 |
| Increases for tax positions taken during a prior period | 0 | 37 | 35 | 5,975 | 952 |
| Decreases for tax positions taken during a prior period | (788) | 0 | (40) | 0 | (210) |
| Other | (15) | 452 | 0 | (64) | (720) |
| Decreases resulting from the expiration of statute of limitations | 0 | (339) | 0 | (847) | (2,042) |
| Unrecognized tax benefits, ending balance | $ 3,115 | $ 3,918 | $ 3,768 | $ 14,340 | $ 12,320 |
| X | ||||||||||
- Definition Amount of increase (decrease) in unrecognized tax benefits attributable to uncertain tax positions taken in tax returns, classified as other. No definition available.
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| X | ||||||||||
- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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