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Business and Credit Concentrations (Tables)
9 Months Ended
Sep. 30, 2011
Business and Credit Concentrations Tables Abstract 
Company's top five manufacturers produced
                                 
    Three Months Ended September 30,     Nine Months Ended September 30,  
    2011     2010     2011     2010  

Manufacturer #1

     24.5 %      36.3 %      29.5 %      35.4 % 

Manufacturer #2

     12.6 %      12.2 %      11.6 %      12.8 % 

Manufacturer #3

     9.0 %      9.5 %      8.1 %      9.4 % 

Manufacturer #4

     6.3 %      8.6 %      6.9 %      9.0 % 

Manufacturer #5

     6.3 %      6.0 %      6.4 %      4.7 % 
   

 

 

    

 

 

    

 

 

    

 

 

  
      58.7 %      72.6 %      62.5 %      71.3 %