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Subsequent Events (Details) (USD $) |  |  | 2 Months Ended
--- | --- | --- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Mar. 03, 2014 Subsequent Event [Member] | Mar. 03, 2014 Subsequent Event [Member] Overallotment Option [Member]
Subsequent Event [Line Items] |  |  |  |
Stock issued, shares |  |  | 9,057,972 |
Shares agreed for public offering |  |  | 7,876,497 | 1,181,475
Common stock, par value | $ 0.001 | $ 0.001 | $ 0.001 |
Stock price per share |  |  | $ 1.38 |
Proceeds from public offering, gross |  |  | $ 12,500,000 |
Proceeds from public offering, net |  |  | $ 11,600,000 |
Common stock, shares outstanding | 63,907,357 | 63,751,857 | 72,965,329 |

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