Annual report pursuant to Section 13 and 15(d)

Note 6 - Property, Plant and Equipment - Summary of Property, Plant and Equipment (Details)

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Note 6 - Property, Plant and Equipment - Summary of Property, Plant and Equipment (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Property, plant and equipment $ 161,096 $ 149,473
Less accumulated depreciation (92,436) (82,686)
Net property, plant and equipment 68,660 66,787
Land [Member]    
Property, plant and equipment 3,969 3,969
Land Improvements [Member]    
Property, plant and equipment 5,431 5,278
Leasehold Improvements [Member]    
Property, plant and equipment 5,844 5,405
Building [Member]    
Property, plant and equipment 35,858 34,635
Machinery and Equipment [Member]    
Property, plant and equipment 75,190 68,939
Furniture and Fixtures [Member]    
Property, plant and equipment 24,605 22,275
Mobile, Equipment and Other [Member]    
Property, plant and equipment 4,927 4,737
Construction in Progress [Member]    
Property, plant and equipment $ 5,272 $ 4,235