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Bank Debt (Details Textual) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2030
Dec. 31, 2020
Jun. 30, 2020
Mar. 31, 2020
Dec. 31, 2020
Dec. 31, 2019
Bank Debt (Textual)            
Outstanding amount of loan         $ 1,000,000  
Debt issue costs         53,136
Gorham Savings Bank [Member]            
Bank Debt (Textual)            
Debt financing       $ 8,600,000    
Line of credit       1,000,000    
Escrow account       $ 1,400,000    
Gorham Savings Bank [Member] | Loan #6 [Member]            
Bank Debt (Textual)            
Fixed interest rate       3.50%    
Debt financing       $ 5,100,000    
Gorham Savings Bank [Member] | Loan #6 [Member] | Forecast [Member]            
Bank Debt (Textual)            
Interest payments, term 10 years          
Loan amortization, term 25 years          
Balloon principal payment $ 3,145,888          
Gorham Savings Bank [Member] | Loans #7 [Member]            
Bank Debt (Textual)            
Loan amortization, term       7 years    
Variable interest rate with LIBOR, description       The line of credit is available as needed through March 10, 2022. Interest on borrowings against the line of credit is variable at the rate of the one-month LIBOR plus 2.15% per annum. There was no outstanding balance under this line of credit as of December 31, 2020.    
Fixed interest rate       3.50%    
Debt issue costs       $ 39,789    
Debt financing       $ 3,500,000    
Gorham Savings Bank [Member] | Loans #10 [Member]            
Bank Debt (Textual)            
Loan amortization, term   7 years        
Fixed interest rate   3.50%        
Debt issue costs   $ 13,347        
Debt financing   1,500,000     1,500,000  
Paycheck Protection Program [Member] | Loan #8 [Member]            
Bank Debt (Textual)            
Proceeds from issuance of loan     $ 937,700      
Variable interest rate with LIBOR, description     We used the proceeds only for eligible payroll costs incurred and paid during the 24-week period beginning April 13, 2020.      
Mortgage Banking [Member] | Loan #6 [Member]            
Bank Debt (Textual)            
Proceeds from issuance of loan         $ 624,167  
Loan to value ratio         80.00%  
Debt financing   $ 1,400,000     $ 1,400,000  
Maine Technology Institute [Member] | Loan #9 [Member]            
Bank Debt (Textual)            
Proceeds from issuance of loan     $ 500,000      
Variable interest rate with LIBOR, description     The first 27 months of this loan are interest-free with no interest accrual or required principal payments. Principal and interest payments at 5% per annum are due quarterly over the final five years of the loan, beginning during the fourth quarter of 2022 and continuing through the third quarter of 2027. The loan may be prepaid without penalty at any time.      
Fixed interest rate     5.00%