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Inventories (Tables)
12 Months Ended
Dec. 31, 2013
Inventory Disclosure [Abstract]  
Schedule of inventory, net of reserves
Inventories, net of reserves, consisted of the following:
 
As of December 31,
 
2013
 
2012
Current:
 
 
 
Raw materials
$
1,362

 
$
734

Finished goods (including distributor channel inventories)
10,916

 
10,139

 
$
12,278

 
$
10,873

Long-term:
 
 
 
Raw materials
$
227

 
$
891

Finished goods
324

 
1,064

 
$
551

 
$
1,955