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Schedule of Troubled Debt Restructurings On Financing Receivables (Details) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2020 USD ($) Number	Dec. 31, 2019 USD ($) Number
One To Four Family Residential Real Estate [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Troubled debt restructurings, Number of loans | Number	1	2
Financing receivable, modifications, recorded investment, non accrual balance
Financing receivable, modifications, recorded investment, accruing balance	$ 15	$ 168
Construction and Land Loans [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Troubled debt restructurings, Number of loans | Number	5	4
Financing receivable, modifications, recorded investment, non accrual balance	$ 697	$ 510
Financing receivable, modifications, recorded investment, accruing balance	$ 501	$ 581
Commercial Real Estate Loan [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Troubled debt restructurings, Number of loans | Number	3	1
Financing receivable, modifications, recorded investment, non accrual balance	$ 1,227
Financing receivable, modifications, recorded investment, accruing balance	$ 2,019	$ 2,021
Commercial Loan [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Troubled debt restructurings, Number of loans | Number	7	1
Financing receivable, modifications, recorded investment, non accrual balance	$ 33
Financing receivable, modifications, recorded investment, accruing balance	$ 853	$ 28
Agriculture loan [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Troubled debt restructurings, Number of loans | Number	5	4
Financing receivable, modifications, recorded investment, non accrual balance
Financing receivable, modifications, recorded investment, accruing balance	$ 767	$ 278
Municipal Loans [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Troubled debt restructurings, Number of loans | Number	1	1
Financing receivable, modifications, recorded investment, non accrual balance
Financing receivable, modifications, recorded investment, accruing balance	$ 58	$ 58
Troubled Debt Restructurings [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Troubled debt restructurings, Number of loans | Number	22	13
Financing receivable, modifications, recorded investment, non accrual balance	$ 1,957	$ 510
Financing receivable, modifications, recorded investment, accruing balance	$ 4,213	$ 3,134

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- Definition

The amount of the outstanding recorded investment related to accruing balance of financing receivables that have been modified by troubled debt restructurings.

+ References

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- Definition

Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953676-111524

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Amount of financing receivable on nonaccrual status.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5111-111524

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 16
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919258-210447

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