Note 14 - Income Taxes - Reconciliation of Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2024	Jan. 31, 2023
Federal income tax at 21%	$ 50	$ (1,133)
Taxes created by return to provision adjustments to prior year temporary differences	146	0
Global intangible low tax income ("GILTI") inclusion	1,653	0
Permanent differences	90	329
Foreign effective tax rate differential	(218)	(43)
Valuation allowance on deferred tax assets	(528)	1,400
Excess tax deficiency for share-based payments under ASU 2016-09	150	121
Other	(5)	25
Income Tax Expense (Benefit)	$ 1,338	$ 699