Quarterly report pursuant to sections 13 or 15(d)

Fair Value of Financial Instruments (Details Textual)

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Fair Value of Financial Instruments (Details Textual) (USD $)
6 Months Ended 12 Months Ended
Jun. 30, 2012
Dec. 31, 2011
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value $ 843  
Investment Maturity Date Aug. 30, 2012 Mar. 01, 2012
Investments held in trust at amortized cost 50,263,824 50,255,577
Us Treasury and Government [Member]
   
Investments held in trust at amortized cost $ 50,262,979 $ 50,253,492