Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements (Schedule Of Assets And Liabilities Measured At Fair Value On A Recurring Basis) (Details)

v2.4.0.6
Fair Value Measurements (Schedule Of Assets And Liabilities Measured At Fair Value On A Recurring Basis) (Details) (USD $)
Jun. 30, 2012
Dec. 31, 2011
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Restricted Cash equivalents $ 763,891 $ 1,431,765
Marketable Securities 100,000 1,950,000
Total Assets: 863,891 3,381,765
Warrant Liabilities 328,338 868,725
Level 1 [Member]
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Restricted Cash equivalents 726,391 1,394,265
Marketable Securities 100,000 1,950,000
Total Assets: 826,391 3,344,265
Level 2 [Member]
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Restricted Cash equivalents 37,500 37,500
Total Assets: 37,500 37,500
Level 3 [Member]
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Warrant Liabilities $ 328,338 $ 868,725