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Summary of Significant Accounting Policies (Details) (Recurring, USD $)
Sep. 30, 2012
Sep. 30, 2011
Fair Value
   
Available-for-sale securities $ 2,271,721 $ 2,267,268
Quoted Prices In Active Markets for Identical Assets/Liabilities (Level 1)
   
Available-for-sale securities 2,271,721 2,267,238
Level 2
   
Available-for-sale securities      
Level 3
   
Available-for-sale securities