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Subsequent Event (Details Textual) (USD $)
1 Months Ended
Oct. 15, 2012
Sep. 25, 2012
Sep. 30, 2011
Subsequent Event (Textual) [Abstract]      
Asset exchange agreement $ 40,000,000    
Purchase price   16,800,000 17,394,000
Maximum [Member]
     
Subsequent Event (Textual) [Abstract]      
Purchase price 50,000,000    
Minimum [Member]
     
Subsequent Event (Textual) [Abstract]      
Purchase price $ 10,000,000