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Unaudited Condensed Consolidated Statements of Comprehensive Income (Loss) (Parentheticals) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
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Oct. 31, 2024 | Oct. 31, 2023 | Oct. 31, 2024 | Oct. 31, 2023
Statement of Comprehensive Income [Abstract] |  |  |  |
Pension adjustment, tax expense | $ (29) | $ 406 | $ (57) | $ 406

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- Definition Amount of tax (expense) benefit for reclassification adjustment from accumulated other comprehensive (income) loss of defined benefit plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 12 -SubTopic 10 -Topic 220 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-12 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 810 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 19 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481231/810-10-45-19 + Details
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