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Common Stock (Details Textual) (USD $)
 12 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2011
Class of Stock [Line Items]      
Proceeds from Stock Options Exercised $ 0 $ 0 $ 189,000
Treasury Stock, Shares, Acquired 192,455 262,054 415,384
Treasury Stock, Value 1,600,000 2,100,000 3,300,000
Shares, Issued     26,320
Convertible Debt     269,780
Temporary Equity Transfer Shares     70,000
Temporary Equity Transfer Value     1,400,000
Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Exercises In Period 0 0 25,000
Common Stock, Value, Issued 95,000 96,000  
Acquisitions [Member]
      
Class of Stock [Line Items]      
Shares, Issued 100,000    
Common Stock, Value, Issued 863,000    
Holders [Member]
      
Class of Stock [Line Items]      
Warrant Exercised Shares   118,000  
Proceeds from Warrant Exercises   1,000,000  
Employee and Directors [Member]
      
Class of Stock [Line Items]      
Proceeds from Stock Options Exercised     $ 189,000
Common Stock [Member]
      
Class of Stock [Line Items]      
Warrant Exercised Shares   120,000  
Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Exercises In Period     25,000