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Bank Debt (Details Textual) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2030
Mar. 31, 2021
Jun. 30, 2020
Mar. 31, 2020
Dec. 31, 2020
Bank Debt (Textual)          
Outstanding amount of loan   $ 1,000,000      
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 March 31, 2021.  
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         $ 11,075
Debt financing         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 Note [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
Mortgage Note [Member] | Loan #6 [Member] | Forecast [Member]          
Bank Debt (Textual)          
Balloon principal payment $ 3,145,888        
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%