Note 5 - Intangible Assets, Net (Details Textual) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Amortization of Intangible Assets	$ 0.8	$ 0.7	$ 2.4	$ 1.9