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Common Stock (Details Narrative) - USD ($)
 6 Months Ended
Jun. 20, 2016
Jun. 15, 2016
Feb. 24, 2016
Jun. 30, 2017
Jun. 30, 2016
Class of Stock [Line Items]          
Warrants exercise price per share       $ 2.20  
Shares issued, price per share       $ 2.25  
Proceeds from issuance of common stock       $ 1,780,800
Common Stock [Member] | Public Offering [Member]          
Class of Stock [Line Items]          
Stock issued during period, shares, new issues   1,200,000      
Warrant to purchase of common stock shares   600,000      
Warrants exercisable term   5 years      
Warrants exercise price per share   $ 2.20      
Shares issued, price per share   $ 1.75      
Proceeds from issuance of offering   $ 1,902,000      
Underwriters exercised their right to purchase number of warrants 23,320        
Payments of stock issuance costs   $ 124,000      
Common Stock [Member] | Public Offering [Member] | August 4, 2017 [Member]          
Class of Stock [Line Items]          
Stock issued during period, shares, new issues       3,625,000  
Warrant to purchase of common stock shares       200,000  
Shares issued, price per share       $ 2.25  
Proceeds from issuance of offering       $ 7,426,000  
Overallotment option for the underwriters to purchase number of maximum common stock       543,750  
Proceeds from issuance of common stock       $ 1,144,000  
Common Stock [Member] | Public Offering [Member] | Over-Allotment Option [Member]          
Class of Stock [Line Items]          
Warrant to purchase of common stock shares   90,000      
Warrants exercise price per share   $ 0.0001      
Shares issued, price per share   $ 1.63      
Overallotment option for the underwriters to purchase number of maximum common stock   180,000      
Former Executives [Member]          
Class of Stock [Line Items]          
Number of common stock shares repurchased during the period     979,114    
Number of common value stock repurchase during the period     $ 1,096,608