Loans Receivable, Net (Schedule of Allowance for Loan Losses) (Details) - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Balance At Beginning of Period	$ 9,225,574	$ 9,171,717
Provision for Loan Losses	700,000	100,000
Charge Offs	(82,155)	(566,010)
Recoveries	28,419	92,848
Balance At End of Period	9,871,838	8,798,555
Residential Real Estate 1 [Member]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Balance At Beginning of Period	1,390,594	1,191,443
Provision for Loan Losses	79,144	(12,650)
Charge Offs	0	(34,599)
Recoveries	600	3,476
Balance At End of Period	1,470,338	1,147,670
Consumer [Member]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Balance At Beginning of Period	1,210,849	1,203,593
Provision for Loan Losses	141,944	4,806
Charge Offs	(47,107)	(130,194)
Recoveries	22,599	43,000
Balance At End of Period	1,328,285	1,121,205
Commercial Business [Member]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Balance At Beginning of Period	544,764	923,600
Provision for Loan Losses	103,002	55,446
Charge Offs	(35,048)	(1,132)
Recoveries	0	14,068
Balance At End of Period	612,718	991,982
Commercial Real Estate 1 [Member]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Balance At Beginning of Period	6,079,367	5,853,081
Provision for Loan Losses	375,910	52,398
Charge Offs	0	(400,085)
Recoveries	5,220	32,304
Balance At End of Period	$ 6,460,497	$ 5,537,698