Note 11 - Segment Information and Foreign Operations (Details Textual)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025
Number of Operating Segments			1
Customer Concentration Risk [Member] \| Revenue Benchmark [Member]
Number of Major Customers	0	1	0	1
Number of Top Customers	5	5	5	5
Customer Concentration Risk [Member] \| Revenue Benchmark [Member] \| One Customer [Member]
Concentration Risk, Percentage		11.00%		10.00%
Customer Concentration Risk [Member] \| Revenue Benchmark [Member] \| Top Five Customers [Member]
Concentration Risk, Percentage	30.00%	32.00%	31.00%	29.00%
Customer Concentration Risk [Member] \| Accounts Receivable [Member]
Number of Major Customers			0		1

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.