Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2017

Property, Plant and Equipment [Abstract]

Components of property, plant and equipment

Property and equipment are as follows (in thousands):

	December 31
	2017			2016
Land	$	6,724		$	5,837
Buildings and leasehold improvements	43,899			42,986
Machinery and equipment	41,548			36,187
Fixed assets in progress	4,298			3,235
Furniture and fixtures	2,002			1,969
Transportation equipment	2,200			3,059
Computer equipment and software	12,181			11,844
Property and equipment	112,852			105,117
Less accumulated depreciation	(39,019		)	(30,426		)
Property and equipment, net	$	73,833		$	74,691