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

Inventories are stated at the lower of cost or market and consist of materials, labor and overhead. Cost is determined by the first in, first out method. Inventories, net of reserves, consisted of the following (in thousands):

 
March 31, 2012
 
December 31, 2011
Raw materials
$
5,481

 
$
5,400

Work-in process
1,894

 
1,939

Finished goods
24,806

 
20,795

Total
$
32,181

 
$
28,134

 
 
 
 

The following table summarizes the change in inventory reserve during the three months ended March 31, 2012 (in thousands):

 
Three months ended
 
March 31, 2012
Balance at beginning of period
$
14,042

Charged to expense
439

Write-offs
(347
)
Foreign currency translation adjustment
248

Balance at end of period
$
14,382