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Quarterly Results (Unaudited) (Tables)
12 Months Ended
Sep. 30, 2012
Quarterly Results (Unaudited)  
Summary data relating to the results of operations

 

 
  Three Months Ended  
 
  December 31   March 31   June 30   September 30  

Fiscal year 2012:

                         

Net sales

  $ 13,973   $ 15,428   $ 15,385   $ 16,897  

Gross profit

    7,111     7,605     7,625     8,477  

Income (loss) from operations

    (21 )   834     713     1,687  

Net income (loss) before taxes

    (112 )   884     735     1,575  

Net income (loss) per common share — basic

  $ (.01 ) $ .05   $ .04   $ .09  
                   

Net income (loss) per common share — diluted

  $ (.01 ) $ .05   $ .04   $ .08  
                   

Fiscal year 2011:

                         

Net sales

  $ 10,999   $ 12,942   $ 14,413   $ 15,019  

Gross profit

    5,499     6,457     7,129     7,564  

Income (loss) from operations

    (465 )   (1,309 )   (491 )   588  

Net income (loss) before taxes

    (460 )   (1,393 )   (535 )   450  

Net income (loss) per common share — basic

  $ (.01 ) $ (.10 ) $ (.02 ) $ .03  
                   

Net income (loss) per common share — diluted

  $ (.01 ) $ (.10 ) $ (.02 ) $ .03