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Related Party Transactions (Details) (USD $)
In Millions, except Per Share data, unless otherwise specified
6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Related Party Transactions (Textual) [Abstract]    
Shares of common stock of Biovest International, Inc. 2  
Closing bid price $ 0.89  
Derivative loss   $ 0.7
Derivative gain $ 0.01