Inventories (Tables)

6 Months Ended

Jun. 30, 2016

Inventories [Abstract]

Schedule of Inventory Of Continuing Operations [Table Text Block]

		June 30,		December 31,
		2016		2015
Finished goods	$	60,185	$	62,547
Work-in-process		20,252		20,178
Raw materials		20,009		19,492
Total inventories at current costs		100,446		102,217
Less: LIFO reserve		(5,296)		(5,821)
	$	95,150	$	96,396