Inventory (Tables)

6 Months Ended

Jun. 30, 2015

Inventories [Abstract]

Schedule of Inventory Of Continuing Operations [Table Text Block]

		June 30,		December 31,
		2015		2014
Finished goods	$	73,542	$	65,335
Work-in-process		13,298		16,188
Raw materials		26,940		21,855
Total inventories at current costs		113,780		103,378
Less: LIFO reserve		(7,889)		(8,289)
	$	105,891	$	95,089