Loans Receivable, Net (Schedule of Allowance for Loan Losses) (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Balance At Beginning of Period	$ 11,946,873	$ 9,871,838	$ 12,842,896	$ 9,225,574
Provision for Loan Losses	(735,000)	700,000	(1,605,000)	1,400,000
Charge Offs	(19,415)	(55,886)	(64,391)	(138,041)
Recoveries	231,302	160,319	250,255	188,738
Balance At End of Period	11,423,760	10,676,271	11,423,760	10,676,271
Residential Real Estate 1 [Member]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Balance At Beginning of Period	1,228,610	1,470,338	1,528,948	1,390,594
Provision for Loan Losses	(154,894)	61,866	(455,302)	141,010
Charge Offs	0	0	0	0
Recoveries	24,276	600	24,346	1,200
Balance At End of Period	1,097,992	1,532,804	1,097,992	1,532,804
Consumer [Member]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Balance At Beginning of Period	1,201,154	1,328,285	1,298,655	1,210,849
Provision for Loan Losses	(75,763)	26,726	(144,282)	168,670
Charge Offs	(19,415)	(55,886)	(57,692)	(102,993)
Recoveries	59,381	18,609	68,676	41,208
Balance At End of Period	1,165,357	1,317,734	1,165,357	1,317,734
Commercial Business [Member]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Balance At Beginning of Period	1,131,285	612,718	1,165,033	544,764
Provision for Loan Losses	427,288	27,013	399,291	130,015
Charge Offs	0	0	(6,699)	(35,048)
Recoveries	708	0	1,656	0
Balance At End of Period	1,559,281	639,731	1,559,281	639,731
Commercial Real Estate 1 [Member]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Balance At Beginning of Period	8,385,824	6,460,497	8,850,260	6,079,367
Provision for Loan Losses	(931,631)	584,395	(1,404,707)	960,305
Charge Offs	0	0	0	0
Recoveries	146,937	141,110	155,577	146,330
Balance At End of Period	$ 7,601,130	$ 7,186,002	$ 7,601,130	$ 7,186,002