Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2016

Property, Plant and Equipment [Abstract]

Property, plant and equipment

Property, plant and equipment consist of:

	December 31, 2016			December 31, 2015
Land and improvements	$	1,442		$	1,442
Buildings	16,010			15,908
Machinery and equipment	184,623			178,131
Leasehold improvements	32,419			21,142
	234,494			216,623
Less accumulated depreciation and amortization	(154,046		)	(140,991		)
	$	80,448		$	75,632