Annual report pursuant to Section 13 and 15(d)

Long term debt - Narrative (Details)

v3.7.0.1
Long term debt - Narrative (Details)
12 Months Ended
Oct. 24, 2016
USD ($)
$ / shares
shares
Aug. 16, 2016
USD ($)
installment
Aug. 11, 2016
USD ($)
$ / shares
shares
Jun. 27, 2016
USD ($)
$ / shares
shares
Jun. 05, 2015
USD ($)
installment
Jun. 02, 2015
USD ($)
installment
Jan. 01, 2015
USD ($)
installment
Dec. 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
Dec. 17, 2014
USD ($)
Debt Instrument [Line Items]                    
Long-term debt               $ 17,156,033 $ 12,636,763  
Repayments of equipment financing agreement               226,872 64,282  
Debt instrument, unamortized discount               (834,500) 0  
Interest expense               833,000 416,000  
Capitalized interest               466,000 381,000  
STK Locations                    
Debt Instrument [Line Items]                    
Letters of credit outstanding               1,400,000    
Line of Credit                    
Debt Instrument [Line Items]                    
Aggregate principal amount converted into the loan                   $ 6,395,071
Term Loan Agreements | Term Loan Agreement                    
Debt Instrument [Line Items]                    
Face value of debt                   $ 7,475,000
Number of monthly installments | installment             60      
Monthly principal payment             $ 124,583      
Interest rate             5.00%      
Long-term debt               4,485,000 5,980,000  
Term Loan Agreements | Second Term Loan Agreement                    
Debt Instrument [Line Items]                    
Face value of debt           $ 6,000,000        
Number of monthly installments | installment           54        
Monthly principal payment           $ 111,111        
Interest rate           5.00%        
Long-term debt               5,000,000 6,000,000  
Equipment Financing Agreement | Equipment Finance Agreement - June 2015                    
Debt Instrument [Line Items]                    
Face value of debt         $ 1,000,000          
Number of monthly installments | installment         60          
Interest rate         5.00%          
Long-term debt               751,000    
Periodic payment of principal and interest         $ 19,686          
Repayments of equipment financing agreement               185,000    
Equipment Financing Agreement | Equipment Finance Agreement - August 2016                    
Debt Instrument [Line Items]                    
Face value of debt   $ 712,187                
Number of monthly installments | installment   60                
Monthly principal payment   $ 13,769                
Interest rate   5.00%                
Long-term debt               670,000    
Repayments of equipment financing agreement               42,000    
Promissory notes, net | Ontario Note                    
Debt Instrument [Line Items]                    
Face value of debt       $ 1,000,000            
Interest rate       10.00%            
Long-term debt               1,000,000    
Debt instrument, unamortized discount       $ 125,000            
Promissory notes, net | Anson August Note                    
Debt Instrument [Line Items]                    
Face value of debt     $ 3,000,000              
Interest rate     10.00%              
Long-term debt               3,000,000    
Debt instrument, unamortized discount     $ 380,000              
Promissory notes, net | Promissory notes, net                    
Debt Instrument [Line Items]                    
Face value of debt $ 2,250,000   $ 3,000,000 $ 1,000,000            
Interest rate 10.00%                  
Long-term debt               6,250,000 $ 0  
Percent of ownership, limitation with notice 9.99%                  
Fair value of debt instrument               $ 400,000    
Common Stock | Promissory notes, net | Ontario Note                    
Debt Instrument [Line Items]                    
Number of warrants issued (in shares) | shares       100,000            
Exercise price of warrants (in dollars per share) | $ / shares       $ 2.61            
Common Stock | Promissory notes, net | Anson August Note                    
Debt Instrument [Line Items]                    
Number of warrants issued (in shares) | shares     300,000              
Exercise price of warrants (in dollars per share) | $ / shares     $ 2.61              
Common Stock | Promissory notes, net | Promissory notes, net                    
Debt Instrument [Line Items]                    
Number of warrants issued (in shares) | shares 340,000   300,000 100,000            
Exercise price of warrants (in dollars per share) | $ / shares $ 2.39   $ 2.61 $ 2.61