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Property, Plant and Equipment
 12 Months Ended
Dec. 31, 2022
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment PROPERTY, PLANT AND EQUIPMENT
Property, plant and equipment in the accompanying Consolidated Balance Sheets consisted of the following amounts as of December 31, 2022 and 2021 (in thousands):
 December 31, 2022December 31, 2021
Machinery and equipment$206,249 $188,022 
Vehicles68,858 65,946 
Furniture and fixtures25,253 23,698 
Computer hardware/software109,166 108,830 
Land, buildings and leasehold improvements130,358 127,736 
Construction in progress6,060 6,125 
Finance lease right-of-use assets (1)
6,117 7,666 
 552,061 528,023 
Accumulated depreciation and amortization(394,242)(375,957)
 $157,819 $152,066 
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(1)Finance lease right-of-use assets are recorded net of accumulated amortization.
Depreciation and amortization expense related to property, plant and equipment, including finance leases, was $47.3 million, $48.3 million, and $46.7 million for the years ended December 31, 2022, 2021, and 2020, respectively.