Inventory (Tables)

12 Months Ended

Dec. 31, 2015

Inventory [Abstract]

Schedule of Inventory Of Continuing Operations [Table Text Block]

		2015		2014
Finished goods	$	62,547	$	65,335
Work-in-process		20,178		16,188
Raw materials		19,492		21,855
Total inventories at current costs		102,217		103,378
Less: LIFO reserve		(5,821)		(8,289)
	$	96,396	$	95,089