Note 12 - Segment Data (Details Textual)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Number of Operating Segments			1
Customer Concentration Risk [Member] | Revenue Benchmark [Member]
Number of Major Customers			1
Customer Concentration Risk [Member] | Revenue Benchmark [Member] | One Customer [Member]
Concentration Risk, Percentage	33.90%	24.70%	33.10%	22.70%
Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Geographic Distribution, Foreign [Member]
Concentration Risk, Percentage	18.80%	18.50%	18.60%	17.60%
Customer Concentration Risk [Member] | Accounts Receivable [Member]
Number of Major Customers			1		2
Customer Concentration Risk [Member] | Accounts Receivable [Member] | One Customer [Member]
Concentration Risk, Percentage			13.30%		16.50%
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Customer Two [Member]
Concentration Risk, Percentage					12.20%
Customer Concentration Risk [Member] | Long-Lived Assets [Member] | Geographic Distribution, Foreign [Member]
Concentration Risk, Percentage			18.40%