Note 4 - Property and Equipment: Property, Plant and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Details
Land	$ 1,725	$ 1,671
Buildings and Improvements, Gross	14,531	13,887
Machinery and Equipment, Gross	16,750	16,254
Right of Use Asset	377	414
Construction in Progress, Gross	527	372
Property, Plant and Equipment, Gross	33,910	32,598
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	(22,584)	(21,870)
Property and equipment, net (notes 4 and 10)	$ 11,326	$ 10,728

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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Amount before accumulated depreciation of building structures held for productive use including addition, improvement, or renovation to the structure, including, but not limited to, interior masonry, interior flooring, electrical, and plumbing.

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Amount of structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service.

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Amount before accumulated depletion of real estate held for productive use, excluding land held for sale.

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Amount before accumulated depreciation of tangible personal property used to produce goods and services, including, but is not limited to, tools, dies and molds, computer and office equipment.

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Amount of lessee's right to use underlying asset under operating lease.

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