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Schedule of Impaired Financing Receivables (Details) - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2020 | Dec. 31, 2019
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Unpaid contractual principal | $ 12,898 | $ 10,800
Impaired loan balance | 10,560 | 8,680
Impaired loans without an allowance | 10,157 | 6,524
Impaired loans with an allowance | 403 | 2,156
Related allowance recorded | 238 | 733
Year-to-date average loan balance | 10,987 | 9,104
Year-to-date interest income recognized | 470 | 584
One To Four Family Residential Real Estate [Member] |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Unpaid contractual principal | 1,348 | 1,297
Impaired loan balance | 1,259 | 1,256
Impaired loans without an allowance | 959 | 887
Impaired loans with an allowance | 300 | 369
Related allowance recorded | 213 | 129
Year-to-date average loan balance | 1,319 | 1,291
Year-to-date interest income recognized | 1 | 10
Construction and Land Loans [Member] |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Unpaid contractual principal | 2,933 | 3,214
Impaired loan balance | 1,198 | 1,479
Impaired loans without an allowance | 1,198 | 1,288
Impaired loans with an allowance |  | 191
Related allowance recorded |  | 191
Year-to-date average loan balance | 1,225 | 1,631
Year-to-date interest income recognized | 19 | 36
Commercial Real Estate Loan [Member] |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Unpaid contractual principal | 4,929 | 3,461
Impaired loan balance | 4,929 | 3,461
Impaired loans without an allowance | 4,929 | 3,258
Impaired loans with an allowance |  | 203
Related allowance recorded |  | 103
Year-to-date average loan balance | 4,946 | 3,489
Year-to-date interest income recognized | 356 | 478
Commercial Loan [Member] |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Unpaid contractual principal | 2,354 | 1,427
Impaired loan balance | 2,055 | 1,298
Impaired loans without an allowance | 1,952 | 416
Impaired loans with an allowance | 103 | 882
Related allowance recorded | 25 | 204
Year-to-date average loan balance | 2,281 | 1,464
Year-to-date interest income recognized | 32 | 11
Agriculture Loans [Member] |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Unpaid contractual principal | 1,274 | 1,339
Impaired loan balance | 1,059 | 1,124
Impaired loans without an allowance | 1,059 | 613
Impaired loans with an allowance |  | 511
Related allowance recorded |  | 106
Year-to-date average loan balance | 1,155 | 1,166
Year-to-date interest income recognized | 61 | 48
Municipal Loans [Member] |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Unpaid contractual principal | 58 | 58
Impaired loan balance | 58 | 58
Impaired loans without an allowance | 58 | 58
Impaired loans with an allowance |  |
Related allowance recorded |  |
Year-to-date average loan balance | 58 | 58
Year-to-date interest income recognized | 1 | 1
Consumer Loan [Member] |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Unpaid contractual principal | 2 | 4
Impaired loan balance | 2 | 4
Impaired loans without an allowance | 2 | 4
Impaired loans with an allowance |  |
Related allowance recorded |  |
Year-to-date average loan balance | 3 | 5
Year-to-date interest income recognized |  |

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