Note 20 - Concentrations (Details Textual)	12 Months Ended
	Jan. 31, 2023 USD ($)	Jan. 31, 2022
Deposits, Foreign, Total	$ 370,000
Accounts Receivable [Member] | Customer Concentration Risk [Member]
Number of Major Customers	2	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]
Number of Major Customers	2	1
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	17.00%	23.00%
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Five Largest Customers [Member]
Number of Major Customers		5
Concentration Risk, Percentage	47.00%	51.00%