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Property, Plant and Equipment (Tables)
12 Months Ended
Dec. 31, 2021
Property, Plant and Equipment [Abstract]  
Components of Property, Plant and Equipment
Components of property, plant and equipment were as follows:
(Dollars in thousands)
December 31,
20212020
Land$2,660 $2,650 
Buildings and improvements16,228 15,765 
Machinery and equipment27,971 26,814 
Capitalized software21,715 23,013 
Furniture and fixtures5,855 5,725 
Vehicles196 151 
Construction in progress5,964 752 
80,589 74,870 
Accumulated depreciation and amortization
(61,761)(59,070)
$18,828 $15,800