Property, Plant & Equipment

6 Months Ended

Jun. 30, 2018

Property, Plant and Equipment [Abstract]

Note 7. Property, Plant & Equipment

Property, plant and equipment consisted of the following for the periods indicated (in thousands):



	June 30, 2018		December 31, 2017
Land improvements	$	806	$	806
Building and improvements		80,193		78,785
Machinery and equipment		184,557		168,993
Furniture and fixtures		4,860		4,663
Computer equipment and software		8,677		8,248
Transportation equipment		674		718
		279,767		262,213
Less accumulated depreciation and amortization		(81,839)		(70,194)
		197,928		192,019
Construction in progress		13,076		4,823
Land		1,101		1,101
Property, plant and equipment, net	$	212,105	$	197,943

For the three months ended June 30, 2018 and 2017, depreciation expense of property, plant and equipment was $7.2 million and $4.5 million, respectively. For the six months ended June 30, 2018 and 2017, depreciation expense of property, plant and equipment was $14.0 million and $8.7 million, respectively.

Included in depreciation expense was $3.8 million and $2.8 million recorded as cost of sales for the three months ended June 30, 2018 and 2017, respectively. Included in depreciation expense was $7.6 million and $5.4 million recorded as cost of sales for the six months ended June 30, 2018 and 2017, respectively.