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Inventories
3 Months Ended
Mar. 31, 2012
Inventory Disclosure [Abstract]  
Inventories
INVENTORIES

Inventories, net of valuation allowances, as of March 31, 2012 and December 31, 2011 consisted of the following (in thousands):
 
As of
 
March 31, 2012
 
December 31, 2011
Finished goods
$
11,619

  
$
9,832

Parts and components
1,831

  
1,769

Total inventories
$
13,450

  
$
11,601


Valuation allowances were $1.1 million and $1.0 million as of March 31, 2012 and December 31, 2011, respectively, and related primarily to excess parts inventories.