PROPERTY, PLANT, AND EQUIPMENT

12 Months Ended

Dec. 31, 2016

Property, Plant and Equipment [Abstract]

PROPERTY, PLANT, AND EQUIPMENT

4. PROPERTY, PLANT, AND EQUIPMENT

Property, Plant, and Equipment consist of the following as of December 31:

(in thousands)	2016		2015
Land	$	160	$	87
Buildings		3,756		3,682
Machinery, furniture, and equipment		8,176		5,623
Construction in progress		4,293		2,189
		16,385		11,581
Less: accumulated depreciation		(5,387)		(4,450)
Property, Plant, and Equipment, net	$	10,998	$	7,131

Depreciation expense for the years ended December 31, 2016, 2015, and 2014 totaled $0.9 million, $0.7 million, and $0.6 million, respectively. During the years ended December 31, 2016 and 2015, there was $0.2 million and $56 thousand of interest capitalized into construction in progress. During the year ended December 31, 2014, there was no material interest capitalized into construction in progress.