Note 11 - Income Taxes (Details Textual) - USD ($)	3 Months Ended			6 Months Ended
	Jul. 31, 2023		Jul. 31, 2022	Jul. 31, 2023		Jul. 31, 2022
Income Tax Expense (Benefit)	$ 77,000	[1]	$ 131,000	$ 495,000	[1]	$ 342,000
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	(1,417,000)	[1]	(1,627,000)	(1,239,000)	[1]	(4,221,000)
Deferred Tax Liabilities, Undistributed Foreign Earnings	0			0
Unrecognized Tax Benefits	$ 0		$ 0	$ 0		$ 0

[1] Reflects the condensed consolidated balance sheet as of July 31, 2023 and condensed consolidated statement of operations for the three and six months ended July 31, 2023 and 2023 in the Form 10-Q.