Note 17 - Major Customers and Related Information (Details Textual) - Customer Concentration Risk [Member]	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Revenue Benchmark [Member] | Distributors [Member]
Number of Major Customers	2	3
Revenue Benchmark [Member] | Distributor One [Member]
Concentration Risk, Percentage	36.00%	26.00%
Revenue Benchmark [Member] | Distributor Two [Member]
Concentration Risk, Percentage	25.00%	19.00%
Revenue Benchmark [Member] | Distributor Three [Member]
Concentration Risk, Percentage		17.00%
Accounts Receivable [Member] | Distributors [Member]
Number of Major Customers	2
Accounts Receivable [Member] | Distributor One [Member]
Concentration Risk, Percentage	70.00%	48.00%
Accounts Receivable [Member] | Distributor Two [Member]
Concentration Risk, Percentage		16.00%
Accounts Receivable [Member] | Distributor Three [Member]
Concentration Risk, Percentage		15.00%