Note 6 - Property and Equipment - Summary of Property and Equipment (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Property and equipment, gross	$ 95,999	$ 94,379
Less accumulated depreciation and amortization	(41,545)	(38,797)
Property and equipment, net	54,454	55,582
Land and Land Improvements [Member]
Property and equipment, gross	17,071	17,071
Building and Building Improvements [Member]
Property and equipment, gross	54,865	54,673
Machinery and Equipment [Member]
Property and equipment, gross	10,905	9,866
Office Equipment [Member]
Property and equipment, gross	11,829	10,568
Vehicles [Member]
Property and equipment, gross	1,127	1,065
Construction in Progress [Member]
Property and equipment, gross	$ 202	$ 1,136