Note 13 - Subsequent Events	6 Months Ended
Jul. 31, 2025
Notes to Financial Statements
Subsequent Events [Text Block]	13. Subsequent Events On August 28, 2025, the Company entered into an equity distribution agreement with Lucid, pursuant to which the Company may offer and sell up to $25.0 million of shares of its common stock from time to time through Lucid. Also on August 28, 2025, the Board authorized a share repurchase program for the repurchase of up to $4.0 million of the Company’s commons stock through August 31, 2027.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-Name Accounting Standards Codification
-Publisher FASB
-URI https://asc.fasb.org/855/tableOfContent

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483399/855-10-50-2

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