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Schedule of Troubled Debt Restructurings on Financing Receivables (Details) Number in Thousands, $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2021 USD ($) Number | Dec. 31, 2020 USD ($) Number
One To Four Family Residential Real Estate Loans [Member] |  |
Debt Securities, Held-to-maturity, Allowance for Credit Loss [Line Items] |  |
Troubled debt restructurings, Number of loans | Number | 2 | 2
Financing receivable, modifications, recorded investment, non accrual balance |  |
Financing receivable, modifications, recorded investment, accruing balance | $ 161 | $ 165
Construction and Land Loans [Member] |  |
Debt Securities, Held-to-maturity, Allowance for Credit Loss [Line Items] |  |
Troubled debt restructurings, Number of loans | Number | 4 | 5
Financing receivable, modifications, recorded investment, non accrual balance | $ 684 | $ 693
Financing receivable, modifications, recorded investment, accruing balance | $ 235 | $ 443
Commercial Real Estate Loans [Member] |  |
Debt Securities, Held-to-maturity, Allowance for Credit Loss [Line Items] |  |
Troubled debt restructurings, Number of loans | Number | 2 | 2
Financing receivable, modifications, recorded investment, non accrual balance | $ 1,227 | $ 1,227
Financing receivable, modifications, recorded investment, accruing balance |  |
Commercial Loan [Member] |  |
Debt Securities, Held-to-maturity, Allowance for Credit Loss [Line Items] |  |
Troubled debt restructurings, Number of loans | Number | 4 | 7
Financing receivable, modifications, recorded investment, non accrual balance | $ 33 | $ 33
Financing receivable, modifications, recorded investment, accruing balance | $ 489 | $ 765
Agriculture loan [Member] |  |
Debt Securities, Held-to-maturity, Allowance for Credit Loss [Line Items] |  |
Troubled debt restructurings, Number of loans | Number | 4 | 4
Financing receivable, modifications, recorded investment, non accrual balance |  |
Financing receivable, modifications, recorded investment, accruing balance | $ 721 | $ 538
Municipal Loans [Member] |  |
Debt Securities, Held-to-maturity, Allowance for Credit Loss [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 | $ 36 | $ 36
Troubled Debt Restructurings [Member] |  |
Debt Securities, Held-to-maturity, Allowance for Credit Loss [Line Items] |  |
Troubled debt restructurings, Number of loans | Number | 17 | 21
Financing receivable, modifications, recorded investment, non accrual balance | $ 1,944 | $ 1,953
Financing receivable, modifications, recorded investment, accruing balance | $ 1,642 | $ 1,947

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