v2.4.0.6
Public Offering (Details Textual) (USD $)
 1 Months Ended 3 Months Ended 9 Months Ended 15 Months Ended
Mar. 31, 2012
Nov. 30, 2011
Nov. 30, 2012
Nov. 30, 2012
Mar. 30, 2012
Sale of units on March 22, 2012, net of underwriter's discount and offering expenses (in shares) 4,000,000        
Class Of Warrant Or Right Redemption Price Per Warrant         $ 0.01
Underwriting Discount Percentage     3.00%    
Underwriting Discount Amount     $ (1,200,000)    
Stock Issued During Period, Shares, New Issues     600,000    
Sale of units on March 30, 2012, net of underwriter's discount (in shares) 200,000        
Class of Warrant or Right, Exercise Price of Warrants or Rights     $ 14.00 $ 14.00 $ 10.00
Proceeds from Over Allotment, net of offering costs of $60,000   0 1,940,000 1,940,000  
Proceeds From Additional Purchase Option     500,000    
Cash Payment Related To Public Offering     100    
Share Price         $ 8
Unit Purchase Option [Member]
          
Underwriting Discount Amount     60,000    
Stock Issued During Period, Shares, New Issues     400,000    
Stock Issued During Period, Value, New Issues     100    
Exercise Price Per Unit     $ 11.00    
Sale of units on March 30, 2012, net of underwriter's discount (in shares)     200,000    
Class of Warrant or Right, Exercise Price of Warrants or Rights     $ 10.00 $ 10.00  
Proceeds from Over Allotment, net of offering costs of $60,000     1,940,000    
Unit Purchase Option Fair Value Disclosure     1,178,000 1,178,000  
Share Price     $ 2.95 $ 2.95  
Fair Value Assumptions, Expected Volatility Rate     35.00%    
Fair Value Assumptions, Risk Free Interest Rate     1.13%    
Fair Value Assumptions, Expected Term     5 years    
Additional Purchase Option [Member]
          
Stock Issued During Period, Shares, New Issues     500,000    
Exercise Price Per Unit     $ 10.00    
Proceeds from Over Allotment, net of offering costs of $60,000     500,000    
Unit Purchase Option Fair Value Disclosure     $ 1,638,000 $ 1,638,000  
Share Price     $ 3.28 $ 3.28  
Fair Value Assumptions, Expected Volatility Rate     35.00%    
Fair Value Assumptions, Risk Free Interest Rate     1.13%    
Fair Value Assumptions, Expected Term     5 years