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Stockholders' Equity (Details 1)
 12 Months Ended
Dec. 31, 2015
$ / shares
shares
Warrants outstanding  
Common Shares Issuable | shares 544,117
Weighted Average Exercise Price (in dollars per share) | $ / shares $ 9.52
July 2011 stock issuance  
Warrants outstanding  
Expiration Date 2016
Common Shares Issuable | shares 544,117
Weighted Average Exercise Price (in dollars per share) | $ / shares $ 9.52