Annual report pursuant to Section 13 and 15(d)

Line of Credit and Mortgage Payable (Details Textual)

v3.19.1
Line of Credit and Mortgage Payable (Details Textual) - USD ($)
6 Months Ended 12 Months Ended
May 11, 2018
Jun. 30, 2017
Dec. 31, 2018
Dec. 31, 2017
Mar. 15, 2016
Dec. 30, 2015
Dec. 18, 2014
Line of Credit Facility, Maximum Borrowing Capacity $ 43,200,000            
Debt Instrument, Interest Rate, Stated Percentage 4.00%   6.50%        
Long-term Line of Credit $ 18,512,470   $ 27,219,123 $ 9,841,613      
Line of Credit, Current     27,200,000        
Proceeds from Lines of Credit     77,564,529 44,177,225      
Repayments of Lines of Credit     60,187,019 42,449,555      
Payments for Working Capital     1,400,000        
Maximum percentage of borrowing capacity 75.00%            
Amortization of Debt Issuance Costs     137,241 $ 59,118      
Mortgages [Member]              
Debt Instrument, Face Amount     $ 310,000        
Debt Instrument, Interest Rate, Stated Percentage     4.52%        
Debt Instrument, Periodic Payment     $ 1,975        
Long-term Debt, Gross     $ 290,984        
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%        
Repayments of Lines of Credit     $ 18,600,000        
Bankwell Bank[ [Member] | Minimum [Member] | Prime Rate [Member]              
Line of Credit Facility, Interest Rate During Period     6.25%        
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   $ 20,000,000     $ 15,000,000 $ 7,000,000 $ 5,000,000
Line of Credit Facility, Interest Rate at Period End       6.19%      
Debt Instrument, Interest Rate, Stated Percentage   5.50% 6.79%        
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%