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Subsequent Events (Details) - USD ($)
6 Months Ended
Aug. 06, 2018
Aug. 06, 2013
Jun. 30, 2018
Subsequent Event [Line Items]      
Total warrants distributed (in shares)   12,981,025  
Dividend declaration date     Aug. 06, 2013
Dividend date of record     Jul. 29, 2013
Number of warrants received for each share of common stock (in shares)     5
Number of warrants that entitle holder to purchase one share of common stock (in shares)     25
Number of common shares callable by warrants (in shares)     1
Warrant exercise price (in dollars per share)     $ 7.50
Subsequent Event [Member]      
Subsequent Event [Line Items]      
Gross proceeds from warrant exercises $ 926,948    
Issuance of shares on exercise of warrants 123,593