Note 1 - Organization, Liquidity and Summary of Significant Accounting Policies (Details Textual) - USD ($) $ in Thousands	Aug. 01, 2026	Jul. 31, 2026	Jan. 31, 2026
Working Capital (Deficit)		$ 36,700	$ 37,400
Cash and Cash Equivalent		15,758	19,050
Accounts Receivable, after Allowance for Credit Loss, Current		15,034	12,570
Financial Asset, Past Due [Member]
Accounts Receivable, after Allowance for Credit Loss, Current		$ 12,600
Financial Asset, Past Due [Member] \| Subsequent Event [Member]
Increase (Decrease) in Accounts Receivable	$ (1,900)
Letter of Credit [Member] \| HSBC Singapore [Member]
Line of Credit Facility, Maximum Borrowing Capacity			$ 5,000

Represents the value of total current assets net of current liabilities as of the balance sheet date.

No definition available.

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- Definition

Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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- Definition

Amount of cash and cash equivalent. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate.

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The increase (decrease) during the reporting period in amount due within one year (or one business cycle) from customers for the credit sale of goods and services.

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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