PROPERTY, PLANT AND EQUIPMENT

12 Months Ended

Dec. 31, 2019

Property, Plant and Equipment [Abstract]

PROPERTY, PLANT AND EQUIPMENT

PROPERTY, PLANT AND EQUIPMENT

A summary of property, plant and equipment as of December 31, 2019 and 2018 is as follows (in thousands):

	December 31,
	2019			2018
Land	$	6,380		$	6,376
Buildings and leasehold improvements	59,177			57,006
Machinery and equipment	284,020			269,084
Furniture and fixtures	10,946			10,253
Capitalized ERP system development costs	46,637			46,637
Computers and computer software	22,906			15,826
Automobiles	4,642			4,879
Construction in progress	13,088			6,550
Total	447,796			416,611
Accumulated depreciation and amortization	(255,845		)	(221,817		)
Property, plant, and equipment, net	$	191,951		$	194,794

Included in the table above are assets under finance leases of $5.6 million and $5.3 million and accumulated amortization of $0.5 million and $0.1 million as of December 31, 2019 and December 31, 2018, respectively. Depreciation expense for the years ended December 31, 2019, 2018 and 2017 was $34.4 million, $36.2 million and $35.7 million, respectively.