Inventories (Tables)

9 Months Ended

Sep. 30, 2013

Inventory Disclosure [Abstract]

Schedule of inventory

Inventories consist of the following:

	December 31, 2012		September 30, 2013
Raw materials	$	45,115	$	41,697
Work-in-process	14,229		16,198
Finished goods	96,884		93,100
Total	$	156,228	$	150,995