Loans Receivable, Net (Past Due Financing Receivables) (Details) - USD ($)	Mar. 31, 2020	Dec. 31, 2019
Financing Receivable, Past Due [Line Items]
Financing Receivable, Past Due	$ 8,698,460	$ 6,668,150
Financing Receivable, Not Past Due	466,779,379	461,852,261
Financing Receivable, before Allowance for Credit Loss	475,477,839	468,520,411
Residential Real Estate 1 [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Past Due	1,199,654	499,499
Financing Receivable, Not Past Due	85,509,091	85,904,805
Financing Receivable, before Allowance for Credit Loss	86,708,745	86,404,304
Consumer [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Past Due	680,492	721,721
Financing Receivable, Not Past Due	58,383,905	55,609,292
Financing Receivable, before Allowance for Credit Loss	59,064,397	56,331,013
Commercial Business [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Past Due	943,805	244,790
Financing Receivable, Not Past Due	23,277,821	21,989,399
Financing Receivable, before Allowance for Credit Loss	24,221,626	22,234,189
Commercial Real Estate 1 [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Past Due	5,874,509	5,202,140
Financing Receivable, Not Past Due	299,608,562	298,348,765
Financing Receivable, before Allowance for Credit Loss	305,483,071	303,550,905
Financial Asset, 30 to 59 Days Past Due [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Past Due	6,139,192	4,419,826
Financial Asset, 30 to 59 Days Past Due [Member] | Residential Real Estate 1 [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Past Due	493,064	0
Financial Asset, 30 to 59 Days Past Due [Member] | Consumer [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Past Due	386,364	422,443
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Business [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Past Due	751,042	147,959
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Real Estate 1 [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Past Due	4,508,722	3,849,424
Financial Asset, 60 to 89 Days Past Due [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Past Due	360,951	649,347
Financial Asset, 60 to 89 Days Past Due [Member] | Residential Real Estate 1 [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Past Due	0	355,290
Financial Asset, 60 to 89 Days Past Due [Member] | Consumer [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Past Due	198,759	217,542
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Business [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Past Due	23,257	76,515
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Real Estate 1 [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Past Due	138,935	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Past Due	2,198,317	1,598,977
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Residential Real Estate 1 [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Past Due	706,590	144,209
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Consumer [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Past Due	95,369	81,736
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Business [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Past Due	169,506	20,316
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Real Estate 1 [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Past Due	$ 1,226,852	$ 1,352,716