Note 7 - Income Taxes - Components of Income Tax Expense/(Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2024	Jan. 31, 2023
Federal	$ (21)	$ (3)
Foreign	3,351	2,971
State and other	270	166
Total current income tax expense	3,600	3,134
Federal	(7,311)	0
Foreign	391	479
State and other	0	0
Total deferred income tax (benefit) expense	(6,920)	479
Total income tax (benefit) expense	$ (3,320)	$ 3,613