Inventory (Tables)

3 Months Ended

Mar. 31, 2016

Inventory [Abstract]

Schedule of Inventory Of Continuing Operations [Table Text Block]

		March 31,		December 31,
		2016		2015
Finished goods	$	54,969	$	62,547
Work-in-process		21,859		20,178
Raw materials		21,124		19,492
Total inventories at current costs		97,952		102,217
Less: LIFO reserve		(5,748)		(5,821)
	$	92,204	$	96,396