Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity (Details Textual)

v3.3.1.900
Stockholders' Equity (Details Textual) - USD ($)
 1 Months Ended 12 Months Ended
Apr. 11, 2015
Dec. 15, 2014
Apr. 04, 2014
Apr. 02, 2014
Mar. 07, 2014
Nov. 30, 2015
Nov. 17, 2015
Apr. 24, 2015
Apr. 30, 2014
Mar. 27, 2014
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Mar. 26, 2014
Class of Stock [Line Items]                            
Common Stock, Shares Authorized                     50,000,000 50,000,000   60,000,000
Preferred Stock, Shares Authorized                     10,000,000 10,000,000   10,000,000
Stock Issued During Period, Shares, New Issues           3,000,005                
Proceeds from Issuance Initial Public Offering                     $ 0 $ 24,872,170 $ 0  
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount                     4,994,425 3,261,360 3,525,904  
Sale of Stock, Price Per Share         $ 0.0001                  
Proceeds from Other Equity     $ 900,000               $ 0 $ 900,000 $ 0  
Payments for Commissions     100,000           $ 100,000          
Payments of Stock Issuance Costs                       2,816,149    
Stock Issued During Period, Value, Other                     0      
Proceeds From Shelf Registration Debt Or Equity Securities               $ 75,000,000            
Proceeds From Disgorgement Of Short Swing Profit $ 12,611                   12,611 0 0  
Proceeds from Issuance of Common Stock                     $ 0 $ 0 $ 200,681  
Consummation of Offering Under Shelf Registration [Member]                            
Class of Stock [Line Items]                            
Stock Issued During Period, Shares, New Issues             3,000,005              
Common Stock, Discount on Shares             $ 1,242,002              
Proceeds From Shelf Registration Debt Or Equity Securities               $ 75,000,000            
Stock Offering Expenses On Issue Of Common Stock             125,000              
Additional Stock Offering Expenses On Issue Of Common Stock             284,576              
Proceeds From Issuance Of Common Stock Net Off Offering Expenses And Discount             $ 19,048,456              
Share Price             $ 6.90              
Proceeds from Issuance of Common Stock           $ 19,048,456 $ 19,333,032              
Common Stock [Member]                            
Class of Stock [Line Items]                            
Stock Issued During Period, Shares, New Issues                       4,600,000    
Proceeds from Issuance or Sale of Equity     $ 1,000,000   $ 1,000,000                  
Stock Issued During Period, Shares, Issued for Services     210,527   210,527           15,000 210,527    
Proceeds from Other Equity     $ 700,000             $ 300,000        
Stock Issued During Period, Value, Other                     $ 1      
Proceeds from Issuance of Common Stock                       $ 21,000,000    
IPO [Member]                            
Class of Stock [Line Items]                            
Stock Issued During Period, Shares, New Issues       4,600,000         4,600,000          
Shares Issued, Price Per Share       $ 6.00                    
Proceeds from Issuance or Sale of Equity       $ 25,214,596                    
Payments for Underwriting Expense       177,404                    
Proceeds from Issuance Initial Public Offering   $ 20,993,759   24,783,851                    
Common Stock, Discount on Shares       2,208,000                    
Payments of Stock Issuance Costs       $ 430,745                    
Proceeds from Issuance of Common Stock                 $ 24,800,000          
Over-Allotment Option [Member]                            
Class of Stock [Line Items]                            
Stock Issued During Period, Shares, New Issues       600,000                    
Secondary Offering [Member]                            
Class of Stock [Line Items]                            
Proceeds from Issuance or Sale of Equity   $ 21,239,998                        
Sale of Stock, Price Per Share   $ 7.00                        
Stock Issued During Period, Value, Other   $ 3,285,714                        
Secondary Offering [Member] | Underwriter [Member]                            
Class of Stock [Line Items]                            
Payments for Underwriting Expense   150,000                        
Common Stock, Discount on Shares   1,610,000                        
Payments of Stock Issuance Costs   $ 246,239                        
Initial Public Offering Warrant [Member]                            
Class of Stock [Line Items]                            
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount                     460,000      
Investment Warrants, Exercise Price                     $ 7.50