Inventories (Tables)

12 Months Ended

Dec. 31, 2016

Inventory Disclosure [Abstract]

Schedule of Inventory, Current

Inventories at December 31 consisted of:

	2016		2015
Finished goods	$	71,100	$	76,836
Work-in-process	98,246		77,061
Raw materials and supplies	58,413		54,714
	$	227,759	$	208,611