Property Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2016

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment [Table Text Block]

The components of property, plant and equipment, net were as follows at December 31, 2016 and 2015 (in thousands):

	2016			2015
Land	$	7,883		$	7,894
Building and leasehold improvements	114,522			111,740
Machinery and equipment	256,742			263,858
Total property, plant and equipment	379,147			383,492
Less - accumulated depreciation	(249,265		)	(240,281		)
Property, plant and equipment, net	$	129,882		$	143,211