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Note 8 - Stock-based Compensation (Tables) | 6 Months Ended
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Jul. 31, 2025
Notes Tables |
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] |
|  | Three Months Ended July 31, |  |  | Six Months Ended July 31, |
|  | 2025 |  |  | 2024 |  |  | 2025 |  |  | 2024 |
Restricted stock-based compensation expense |  | $ | 1,468 |  |  | $ | 177 |  |  | $ | 1,692 |  |  | $ | 396 |
Share-Based Payment Arrangement, Option, Activity [Table Text Block] |
|  | Options |  |  | Weighted Average Exercise Price (Per share) |  |  | Weighted Average Remaining Contractual Term (In years) |  |  | Aggregate Intrinsic Value |
Outstanding at January 31, 2025 |  |  | 1 |  |  | $ | 6.85 |  |  |  | 0.8 |  |  | $ | 4 |
Exercised |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Expired or forfeited |  |  | - |  |  |  | 6.38 |  |  |  | - |  |  |  | - |
Outstanding and exercisable at July 31, 2025 |  |  | 1 |  |  | $ | 7.33 |  |  |  | 0.8 |  |  | $ | 2 |
Share-Based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block] |
|  | Restricted Shares |  |  | Weighted Average Price (Per share) |  |  | Aggregate Intrinsic Value |
Outstanding at January 31, 2025 |  |  | 230 |  |  | $ | 9.05 |  |  | $ | 2,080 |
Granted |  |  | 90 |  |  |  | 21.61 |  |  |  |  |
Vested and issued |  |  | (111 | ) |  |  | 10.99 |  |  |  |  |
Forfeited or retired for taxes |  |  | (22 | ) |  |  | 17.41 |  |  |  |  |
Outstanding at July 31, 2025 |  |  | 187 |  |  | $ | 17.48 |  |  | $ | 2,228 |

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- Definition Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (e) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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