Note 4 - Property and Equipment: Property Plant and Equipment by Location (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Land	$ 1,593	$ 1,690
Buildings and Improvements, Gross	13,601	14,172
Machinery and Equipment, Gross	17,068	16,660
Construction in Progress, Gross	906	898
Property, Plant and Equipment, Gross	33,168	33,420
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	(22,944)	(22,802)
Property and equipment, net (notes 4 and 10)	10,224	10,618
U.S. and Canada
Land	621	621
Buildings and Improvements, Gross	6,566	6,541
Machinery and Equipment, Gross	14,950	14,608
Construction in Progress, Gross	412	412
Property, Plant and Equipment, Gross	22,549	22,182
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	(18,369)	(18,168)
Property and equipment, net (notes 4 and 10)	4,180	4,014
England and Australia
Land	605	678
Buildings and Improvements, Gross	3,043	3,384
Machinery and Equipment, Gross	693	752
Construction in Progress, Gross	0	2
Property, Plant and Equipment, Gross	4,341	4,816
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	(1,229)	(1,164)
Property and equipment, net (notes 4 and 10)	3,112	3,652
IRELAND
Land	367	391
Buildings and Improvements, Gross	3,992	4,247
Machinery and Equipment, Gross	1,425	1,300
Construction in Progress, Gross	494	484
Property, Plant and Equipment, Gross	6,278	6,422
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	(3,346)	(3,470)
Property and equipment, net (notes 4 and 10)	$ 2,932	$ 2,952