Property, Plant and Equipment (Tables)

9 Months Ended

Sep. 30, 2016

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment [Table Text Block]

		September 30,		December 31,
		2016		2015
Land	$	14,848	$	17,054
Improvements to land and leaseholds		17,626		16,590
Buildings		33,917		39,366
Machinery and equipment, including equipment under capitalized leases		116,355		118,677
Construction in progress		3,598		11,844
		186,344		203,531
Less accumulated depreciation and amortization, including accumulated amortization of capitalized leases		80,197		76,786
	$	106,147	$	126,745