Note 7 - Income Taxes - Uncertain Tax Positions (Details) - USD ($) $ in Thousands	12 Months Ended
Jan. 31, 2025	Jan. 31, 2024
Balance at beginning of year	$ 1,433	$ 1,673
Decreases in positions taken in a prior period	(3)	(256)
Increases in positions taken in a current period	224	143
Decreases due to lapse of statute of limitations	(131)	(21)
Decreases due to settlements	(114)	(106)
Balance at end of year	$ 1,409	$ 1,433

Amount of unrecognized tax benefits.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 217
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482663/740-10-55-217

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
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-Section 50
-Paragraph 15A
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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