Commitments and Credit Risk- Lines of credit (Details) - USD ($)	Dec. 31, 2020	Dec. 31, 2019
Commitments to originate loans for portfolio [Member]
Other Commitments
Loan Commitments outstanding	$ 189,200	$ 761,055
Forward sale commitments
Other Commitments
Loan Commitments outstanding	41,791,767	7,031,526
Lines of credit [Member]
Other Commitments
Loan Commitments outstanding	$ 19,826,038	$ 16,840,828