Note 18 - Concentrations (Details Textual) $ in Millions	12 Months Ended
	Jan. 31, 2024 USD ($)	Jan. 31, 2023
Deposits, Foreign	$ 4.9
Accounts Receivable [Member] | Customer Concentration Risk [Member]
Number of Major Customers	4	2
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Two Customers [Member]
Concentration Risk, Percentage	10.00%	10.00%
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Two Customers [Member]
Concentration Risk, Percentage	10.00%
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Largest Customer [Member]
Concentration Risk, Percentage	21.00%	17.00%
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Five Largest Customers [Member]
Number of Major Customers	5
Concentration Risk, Percentage	67.00%	47.00%