Note 7 - Property and Equipment - Summary of Property and Equipment (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Property and equipment, gross	$ 84,185	$ 82,325
Less accumulated depreciation and amortization	(29,689)	(28,987)
Property and equipment, net	54,496	53,338
Land and Land Improvements [Member]
Property and equipment, gross	15,591	15,588
Building and Building Improvements [Member]
Property and equipment, gross	48,843	48,603
Machinery and Equipment [Member]
Property and equipment, gross	7,441	7,122
Office Equipment [Member]
Property and equipment, gross	8,888	8,773
Vehicles [Member]
Property and equipment, gross	791	791
Construction in Progress [Member]
Property and equipment, gross	$ 2,631	$ 1,448

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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