Inventory (Tables)
 9 Months Ended
Sep. 30, 2012
Inventory Disclosure [Abstract]  
Schedule of Inventory
Inventory consisted of the following (in thousands):
 
September 30, 2012
 
December 31, 2011
Finished goods
$
2,213

 
$
1,819

Raw materials
592

 
567

 
$
2,805

 
$
2,386