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Shareholders' Equity (Schedule of Common Stock Sold) (Details) (USD $)
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0 Months Ended | 12 Months Ended | |||||||||||
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Oct. 03, 2012
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Aug. 28, 2012
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Jul. 30, 2012
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Dec. 31, 2012
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| 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 | ||||||||||
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