PROPERTY, PLANT AND EQUIPMENT

9 Months Ended

Sep. 30, 2022

Property, Plant and Equipment [Abstract]

A summary of property, plant and equipment as of September 30, 2022 and December 31, 2021 is as follows (in thousands):


	September 30, 2022		December 31, 2021
	(unaudited)
Land	$	4,523	$	5,743
Buildings and leasehold improvements	53,803		58,972
Machinery and equipment	298,327		306,366
Furniture and fixtures	11,301		11,642
Capitalized ERP system development costs	45,917		45,917
Computers and computer software	22,328		22,243
Automobiles	4,379		4,356
Construction in progress	27,678		16,565
Total	468,256		471,804
Accumulated depreciation	(312,628)		(310,445)
Property, plant and equipment, net	155,628		161,359
Property, plant and equipment, net - discontinued operations	(17,131)		(15,879)
Property, plant and equipment, net - continuing operations	$	138,497	$	145,480

Included in the table above are assets under finance leases of $7.0 million and $6.7 million, and accumulated amortization of $2.1 million and $1.6 million as of September 30, 2022 and December 31, 2021, respectively. Depreciation expense for the three months ended September 30, 2022 and 2021 was $5.5 million and $6.7 million, respectively. Depreciation expense for the nine months ended September 30, 2022 and 2021 was $18.3 million and $21.0 million, respectively.

Assets sold and disposed of for the nine months ended September 30, 2022 and twelve months ended December 31, 2021 had a cost basis of $10.1 million and $2.8 million, respectively. The cost basis of $10.1 million for the nine months ended September 30, 2022 consisted of $5.8 million in machinery and equipment, $2.1 million in buildings, $1.3 million in land, $0.8 million in leasehold improvements and $0.1 million in other assets. The cost basis of $2.8 million for the twelve months ended December 31, 2021 consisted of $2.5 million in machinery and equipment, $0.2 million in vehicles and $0.1 million in other assets.