Note 14 - Income Taxes - Deferred Taxes (Details) - USD ($)	Jan. 31, 2025	Jan. 31, 2024
Net operating losses	$ 24,613,000	$ 26,895,000
Tax credit carry forwards	334,000	944,000
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-Based Compensation Cost	581,000	766,000
Allowance for credit losses	98,000	107,000
Inventory	475,000	594,000
Accruals not yet deductible for tax purposes	113,000	130,000
Fixed assets	63,000	80,000
Intangible assets	948,000	523,000
Disallowed interest expense	98,000	227,000
Other	945,000	1,033,000
Gross deferred tax assets	28,268,000	31,299,000
Valuation allowance	(28,181,000)	(31,177,000)
Deferred tax assets	87,000	122,000
Other	0	(0)
Deferred tax liabilities	0	(0)
Deferred tax liabilities	0	0
Unrecognized tax benefits	0	0
Total deferred tax liabilities, net	0	(0)
Total deferred tax liabilities, net	$ 0	$ 0