Inventory (Tables)

3 Months Ended

Mar. 31, 2015

Inventory Disclosure [Abstract]

Schedule of Inventory, Current

Inventories consist of the following:

	March 31,		December 31,
	2015		2014
Raw materials	$	9,644	$	10,923
Work-in-process	83,990		73,519
Finished goods	11,398		10,768
Deferred costs	28,831		33,651
	$	133,863	$	128,861