Inventories (Tables)

12 Months Ended

Dec. 31, 2016

Inventories [Abstract]

Schedule of Inventory Of Continuing Operations [Table Text Block]

		December 31,		December 31,
		2016		2015
Finished goods	$	46,673	$	62,547
Work-in-process		21,716		20,178
Raw materials		18,032		19,492
Total inventories at current costs		86,421		102,217
Less: LIFO reserve		(3,178)		(5,821)
	$	83,243	$	96,396