Loans Receivable, Net (Schedule of Allowance for Loan Losses) (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Allowance for Doubtful Accounts Receivable [Roll Forward]
Balance At Beginning of Period	$ 8,611,176	$ 8,202,632	$ 8,221,618	$ 8,356,231
Provision for Loan Losses	150,000	100,000	150,000	100,000
Charge Offs	(172,492)	(259,438)	(319,856)	(514,685)
Recoveries	13,394	125,994	550,316	227,642
Balance At End of Period	8,602,078	8,169,188	8,602,078	8,169,188
Residential Real Estate 1 [Member]
Allowance for Doubtful Accounts Receivable [Roll Forward]
Balance At Beginning of Period	1,309,069	1,450,176	1,233,843	1,360,346
Provision for Loan Losses	128,753	80,766	217,702	241,112
Charge Offs	(27,489)	(114,869)	(41,419)	(186,372)
Recoveries	0	1,014	207	2,001
Balance At End of Period	1,410,333	1,417,087	1,410,333	1,417,087
Consumer [Member]
Allowance for Doubtful Accounts Receivable [Roll Forward]
Balance At Beginning of Period	1,213,774	1,122,473	1,144,815	996,620
Provision for Loan Losses	(21,106)	110,023	51,275	234,342
Charge Offs	(27,181)	(82,087)	(118,207)	(123,942)
Recoveries	8,519	15,392	96,123	58,781
Balance At End of Period	1,174,006	1,165,801	1,174,006	1,165,801
Commercial Business [Member]
Allowance for Doubtful Accounts Receivable [Roll Forward]
Balance At Beginning of Period	1,077,433	880,642	1,011,227	882,999
Provision for Loan Losses	(144,996)	(842)	(46,272)	2,690
Charge Offs	0	0	(32,518)	(5,889)
Recoveries	0	0	0	0
Balance At End of Period	932,437	879,800	932,437	879,800
Commercial Real Estate 1 [Member]
Allowance for Doubtful Accounts Receivable [Roll Forward]
Balance At Beginning of Period	5,010,900	4,749,341	4,831,733	5,116,266
Provision for Loan Losses	187,349	(89,947)	(72,705)	(378,144)
Charge Offs	(117,822)	(62,482)	(127,712)	(198,482)
Recoveries	4,875	109,588	453,986	166,860
Balance At End of Period	$ 5,085,302	$ 4,706,500	$ 5,085,302	$ 4,706,500