PROPERTY, PLANT AND EQUIPMENT (Tables)

12 Months Ended

Dec. 31, 2020

Property, Plant and Equipment [Abstract]

Schedule of Property, Plant and Equipment

Property, plant and equipment, net, consists of the following at December 31, 2020 and 2019: 

(thousands)	2020		2019
Land and improvements	$	12,670	$	9,754
Building and improvements	73,433		67,493
Machinery and equipment	286,418		204,383
Transportation equipment	8,200		6,640
Leasehold improvements	18,928		14,738
Property, plant and equipment, at cost	399,649		303,008
Less: accumulated depreciation and amortization	(148,156)		(122,159)
Property, plant and equipment, net	$	251,493	$	180,849