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Stockholders' Equity (Warrants) (Details) - Warrant [Member] - USD ($)
Mar. 19, 2015
Dec. 16, 2014
Jul. 31, 2015
December 16 Warrant Issuance [Member]      
Class of Warrant or Right [Line Items]      
Warrants issued   38,800  
Exercise price   $ 8.00  
Expiration period   10 years  
Value of warrants     $ 144,724
March 19 Warrant Issuance [Member]      
Class of Warrant or Right [Line Items]      
Warrants issued 45,000    
Exercise price $ 10.00    
Expiration period 5 years    
Value of warrants     $ 264,588