Disclosures About Fair Values of Assets and Liabilities - Level 3 (Details)	12 Months Ended
Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)
Impaired Loan [Member] \| Market Comparables [Member] \| Market Based [Member] \| Fair Value, Inputs, Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value	$ 51,568	$ 744,381
Mortgage Servicing Rights [Member] \| Discounted Cash Flows [Member] \| Prepayment Speeds [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Values Inputs Discount Rate	10.00%	0.00%
Mortgage Servicing Rights [Member] \| Discounted Cash Flows [Member] \| Prepayment Speeds [Member] \| Fair Value, Inputs, Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value	$ 1,213,815	$ 1,252,740
Minimum [Member] \| Impaired Loan [Member] \| Market Comparables [Member] \| Market Based [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Values Inputs Discount Rate	10.00%	10.00%
Minimum [Member] \| Mortgage Servicing Rights [Member] \| Discounted Cash Flows [Member] \| Prepayment Speeds [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Values Inputs Discount Rate	89.00%	113.00%
Maximum [Member] \| Impaired Loan [Member] \| Market Comparables [Member] \| Market Based [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Values Inputs Discount Rate	15.00%	15.00%
Maximum [Member] \| Mortgage Servicing Rights [Member] \| Discounted Cash Flows [Member] \| Prepayment Speeds [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Values Inputs Discount Rate	173.00%	218.00%
Weighted Average [Member] \| Impaired Loan [Member] \| Market Comparables [Member] \| Market Based [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Values Inputs Discount Rate	12.00%	12.00%
Weighted Average [Member] \| Mortgage Servicing Rights [Member] \| Discounted Cash Flows [Member] \| Prepayment Speeds [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Rate		10

Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

No definition available.

+ Details

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- Definition

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

+ Details

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- Definition

Value of input used to measure derivative asset.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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