Loans Receivable, Net (Impaired Financing Receivables) (Details) - USD ($)	3 Months Ended	9 Months Ended
Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Dec. 31, 2018
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivables, Loans Defaulted		$ 570,000		$ 570,000
Impaired financing receivable, recorded investment	$ 4,323,060		$ 4,323,060		$ 9,364,125
Impaired Financing Receivable, Unpaid Principal Balance	5,919,316		5,919,316		11,299,728
Impaired Financing Receivable, Average Recorded Investment	4,726,919	12,929,703	6,418,258	14,034,311
Impaired Financing Receivable, Interest Income, Accrual Method	14,377	42,699	42,709	173,348
Residential Real Estate 1 [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	1,125,232		1,125,232		1,700,861
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	1,125,232		1,125,232		1,700,861
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment	1,133,768	1,967,761	1,336,122	2,407,872
Impaired Financing Receivable, with No Related Allowance, Interest Income, Accrual Method	0	0	0	10,585
Impaired financing receivable, related allowance	0		0		0
Impaired financing receivable, recorded investment	1,125,232		1,125,232		1,700,861
Impaired Financing Receivable, Unpaid Principal Balance	1,125,232		1,125,232		1,700,861
Impaired Financing Receivable, Average Recorded Investment	1,133,768	1,967,761	1,336,122	2,407,872
Impaired Financing Receivable, Interest Income, Accrual Method	0	0	0	10,585
Consumer [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	132,538		132,538		986,380
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	140,838		140,838		994,680
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment	204,782	957,392	1,052,347	1,043,893
Impaired Financing Receivable, with No Related Allowance, Interest Income, Accrual Method	0	0	0	0
Impaired Financing Receivable, with Related Allowance, Recorded Investment	0		0		73,662
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	0		0		73,662
Impaired financing receivable, related allowance	0		0		73,662
Impaired financing receivable, recorded investment	132,538		132,538		1,060,042
Impaired Financing Receivable, Unpaid Principal Balance	140,838		140,838		1,068,342
Impaired Financing Receivable, Average Recorded Investment	204,782	957,392	1,052,347	1,043,893
Impaired Financing Receivable, Interest Income, Accrual Method	0	0	0	0
Commercial Business [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	64,406		64,406		77,206
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	959,406		959,406		972,206
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment	70,406	78,206	73,526	87,284
Impaired Financing Receivable, with No Related Allowance, Interest Income, Accrual Method	0	0	0	0
Impaired financing receivable, related allowance	0		0		0
Impaired financing receivable, recorded investment	64,406		64,406		77,206
Impaired Financing Receivable, Unpaid Principal Balance	959,406		959,406		972,206
Impaired Financing Receivable, Average Recorded Investment	70,406	78,206	73,526	87,284
Impaired Financing Receivable, Interest Income, Accrual Method	0	0	0	0
Commercial Real Estate 1 [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	2,003,894		2,003,894		5,084,458
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	2,296,850		2,296,850		6,116,761
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment	2,320,973	9,926,344	2,830,359	10,495,262
Impaired Financing Receivable, with No Related Allowance, Interest Income, Accrual Method	14,377	42,699	42,709	162,763
Impaired Financing Receivable, with Related Allowance, Recorded Investment	996,990		996,990		1,441,558
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	1,396,990		1,396,990		1,441,558
Impaired financing receivable, related allowance	565,000		565,000		665,000
Impaired financing receivable, recorded investment	3,000,884		3,000,884		6,526,016
Impaired Financing Receivable, Unpaid Principal Balance	3,693,840		3,693,840		7,558,319
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment	996,990	0	1,125,904	0
Impaired Financing Receivable, with Related Allowance, Interest Income, Accrual Method	0	0	0	0
Impaired Financing Receivable, Average Recorded Investment	3,317,963	9,926,344	3,956,263	10,495,262
Impaired Financing Receivable, Interest Income, Accrual Method	14,377	$ 42,699	42,709	$ 162,763
Fair Value, Measurements, Nonrecurring \| Impaired Loans [Member]
Financing Receivable, Impaired [Line Items]
Impaired financing receivable, related allowance	$ 565,000		$ 565,000		$ 738,662

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