Note 6 - Property and Equipment - Summary of Property and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Property, plant and equipment	$ 30,234	$ 32,508
Accumulated depreciation and amortization	(19,493)	(19,503)
Property and equipment, net	10,741	13,005
Equipment [Member]
Property, plant and equipment	11,024	12,541
Leasehold Improvements [Member]
Property, plant and equipment	14,424	14,937
Furniture and Fixtures [Member]
Property, plant and equipment	$ 4,786	$ 5,030