Note 15 - Contingencies (Details Textual) - USD ($) $ in Millions		1 Months Ended
	Apr. 30, 2022	Apr. 30, 2022	Mar. 29, 2025
Estimated Litigation Liability			$ 2.8
System Partially Designed Not Operating As Intended [Member]
Estimated Litigation Liability	$ 0.5	$ 0.5
Loss Contingency, Estimated Maximum Damages, Value		3.3
Litigation Insurance Deductible	0.5	0.5
Litigation Insurance, Maximum Coverage	5.0	$ 5.0
System Partially Designed Not Operating As Intended [Member] | Minimum [Member]
Loss Contingency, Damages Sought, Value	$ 5.0