Inventories (Tables)

9 Months Ended

Sep. 30, 2012

Inventory, Net [Abstract]

Inventories

Inventories consist of the following:

	September 30,		December 31,
	2012		2011
Raw materials and supplies	$	139,458	$	236,336
Work-in-process	196,723		227,139
Finished goods	134,915		151,543
	$	471,096	$	615,018