Quarterly report pursuant to Section 13 or 15(d)

Line of Credit and Mortgage Payable (Details Textual)

v3.10.0.1
Line of Credit and Mortgage Payable (Details Textual) - USD ($)
1 Months Ended 6 Months Ended
May 11, 2018
Dec. 18, 2014
Jun. 30, 2018
Jun. 30, 2017
Dec. 31, 2017
Line of Credit Facility, Maximum Borrowing Capacity $ 43,200,000        
Debt Instrument, Interest Rate, Stated Percentage 4.00%        
Long-term Line of Credit     $ 22,145,106   $ 9,841,613
Line of Credit, Current     22,100,000    
Proceeds from Lines of Credit     45,727,947 $ 16,545,766  
Repayments of Lines of Credit     33,424,454 12,498,329  
Payments for Working Capital     1,400,000    
Maximum percentage of borrowing capacity 75.00%        
Mortgages [Member]          
Debt Instrument, Face Amount     $ 310,000    
Debt Instrument, Interest Rate, Stated Percentage     4.52%    
Debt Instrument, Periodic Payment     $ 1,975    
Bankwell Credit Line [Member] | Minimum [Member] | Prime Rate [Member]          
Line of Credit Facility, Interest Rate During Period   6.25%      
Revolving Credit Facility [Member]          
Proceeds from Issuance of Long-term Debt $ 35,000,000        
Bankwell Bank[ [Member]          
Debt Instrument, Basis Spread on Variable Rate   3.00%      
Line of Credit, Current   $ 15,000,000      
Repayments of Lines of Credit     $ 18,600,000    
Bankwell Bank[ [Member] | Guarantee Obligations [Member] | Maximum [Member]          
Long-term Line of Credit       1,000,000  
Bankwell Bank[ [Member] | Line of Credit [Member]          
Line of Credit Facility, Maximum Borrowing Capacity   $ 5,000,000   $ 20,000,000  
Debt Instrument, Interest Rate, Stated Percentage     6.79% 5.50%  
Debt Instrument, Basis Spread on Variable Rate       4.50%  
Webster Business Credit Corporation [Member]          
Proceeds from Lines of Credit     $ 20,200,000    
Webster Business Credit Corporation [Member] | Line of Credit [Member]          
Debt Instrument, Interest Rate, Stated Percentage     6.09%