Inventories (Tables)

9 Months Ended

Sep. 30, 2012

Inventories [Abstract]

Schedule of Inventories

Inventories:

	September 30, 2012		December 31, 2011
	(unaudited)
Raw materials and work in progress	$	11,059	$	7,105
Finished goods		12,903		12,103
Total inventories	$	23,962	$	19,208