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Inventories
12 Months Ended
Dec. 31, 2011
Inventory Disclosure [Abstract]  
Inventories
INVENTORIES

Inventories, net of valuation allowances, as of December 31, 2011 and 2010 consisted of the following (in thousands):
 
December 31,
 
2011
  
2010
Finished goods
$
9,832

  
$
8,533

Parts and components
1,769

  
1,814

Total inventories
$
11,601

  
$
10,347


Valuation allowances were $1.0 million and $1.1 million as of December 31, 2011 and 2010, respectively, and related primarily to excess parts inventories.