Property, Plant and Equipment

12 Months Ended

Dec. 31, 2019

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

Property, Plant and Equipment

Property, plant and equipment, at cost, as of December 31, 2019 and 2018, consisted of (in thousands):

	2019		2018
Land	401		$	401
Building and improvements	58,959		53,813
Machinery and equipment	14,897		12,229
Computer hardware and software	4,771		4,182
Furniture and fixtures	705		694
Construction in progress	30,759		30,949
	110,492		102,268
Less accumulated depreciation and amortization	(14,143)		(10,493)
Property, plant and equipment, net	$	96,349	$	91,775

The Company recorded depreciation expense of $3.7 million and $2.6 million in 2019 and 2018, respectively. The Company capitalized the interest expense of $4.4 million as construction in progress during the twelve months ended December 31, 2018 and received a certificate of completion of its building in the fourth quarter of 2018. There was no interest expense capitalized as construction in progress during the twelve months ended December 31, 2019. In addition, during the twelve months ended December 31, 2019 and 2018, there were $1.2 million and $1.8 million respectively, of payroll costs capitalized as construction in progress.