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Derivative Financial Instruments (Details) (USD $)
9 Months Ended 9 Months Ended 0 Months Ended
Mar. 31, 2013
Dec. 31, 2012
Mar. 25, 2013
Pre-modification Warrants
Mar. 31, 2013
Post-modification Warrants
Mar. 25, 2013
Post-modification Warrants
Method used Lattice model   Lattice model Lattice model  
Equivalent volatility 84.68%   84.73% 84.73%  
Equivalent interest rate 0.30%   0.30% 0.30%  
Estimated stock price $ 0.6470 $ 0.6470 $ 0.6914   $ 0.6914
Floor 1.15   1.15   1.15
Greater of estimated stock price or floor $ 1.1500   $ 1.1500 $ 1.1500  
Probability price less than strike 84.41%   85.43% 84.68%  
Fair Value of put $ 1.0675   $ 1.0603 $ 1.0075  
Probability of fundamental transaction occuring 5.00%   5.00% 5.00%