Note 12 - Segment Reporting (Details Textual)	3 Months Ended		9 Months Ended
	Oct. 31, 2025 USD ($)	Oct. 31, 2024 USD ($)	Oct. 31, 2025 USD ($)	Oct. 31, 2024 USD ($)
Depreciation	$ 79,000	$ 75,000	$ 221,000	$ 233,000
Amortization of Intangible Assets	$ 138,000	$ 146,000	$ 432,000	$ 491,000
Number of Reportable Segments			1