Note 6 - Property and Equipment - Summary of Property and Equipment (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Property and equipment, gross	$ 93,715	$ 92,045
Less accumulated depreciation and amortization	(37,923)	(35,415)
Property and equipment, net	55,792	56,630
Land and Land Improvements [Member]
Property and equipment, gross	17,071	17,052
Building and Building Improvements [Member]
Property and equipment, gross	54,589	54,171
Machinery and Equipment [Member]
Property and equipment, gross	9,779	9,490
Office Equipment [Member]
Property and equipment, gross	10,487	10,346
Vehicles [Member]
Property and equipment, gross	1,068	976
Construction in Progress [Member]
Property and equipment, gross	$ 721	$ 10