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Shareholders' Equity (Schedule of Common Stock Sold) (Details) (USD $)
 0 Months Ended 12 Months Ended
Oct. 03, 2012
Aug. 28, 2012
Jul. 30, 2012
Dec. 31, 2012
Shareholders' Equity [Abstract]        
Issuances of common stock, shares 1,250,000 1,900,000 589,227 3,739,227
Warrants issued 250,000 380,000 117,846 747,846
Unit price $ 4.49 $ 2.97 $ 2.97  
Proceeds $ 5,275,750 [1] $ 5,229,201 [2] $ 1,745,549 [3] $ 12,250,500
Fees in connection with stock sale $ 336,750 $ 413,719 $ 4,455  
[1] Net of fees of $336,750
[2] Net of fees of $413,719
[3] Net of fees of $4,455