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Schedule of Allowance for Credit Losses on Financing Receivables (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items] |  |  |
Balance | $ 8,791,000 | $ 8,775,000 | $ 8,775,000
Impact of adopting ASC 326 | 1,523,000 |  |
Charge-offs | (850,000) | (336,000) | (978,000)
Recoveries | 894,000 | 352,000 | 478,000
Provision for credit losses | 250,000 |  | 500,000
Balance | 10,608,000 | 8,791,000 | 8,775,000
Individually evaluated for loss |  | 654,000 | 504,000
Collectively evaluated for loss |  | 8,137,000 | 8,271,000
Total | 1,000 | 8,791,000 | 8,775,000
Individually evaluated for loss |  | 4,129,000 | 6,718,000
Collectively evaluated for loss |  | 846,061,000 | 655,670,000
Total | 948,656,000 | 850,190,000 | 662,388,000
One to Four Family Residential Real Estate Loans [Member] |  |  |
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items] |  |  |
Balance | 655,000 | 623,000 | 859,000
Impact of adopting ASC 326 | 1,022,000 |  |
Charge-offs |  |  | (81,000)
Recoveries |  |  | 11,000
Provision for credit losses | 358,000 | 32,000 | (166,000)
Balance | 2,035,000 | 655,000 | 623,000
Individually evaluated for loss |  |  |
Collectively evaluated for loss |  | 655,000 | 623,000
Total |  | 655,000 | 623,000
Individually evaluated for loss |  | 326,000 | 578,000
Collectively evaluated for loss |  | 236,656,000 | 165,503,000
Total |  | 236,982,000 | 166,081,000
Construction And Land Loans [Member] |  |  |
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items] |  |  |
Balance | 117,000 | 138,000 | 181,000
Impact of adopting ASC 326 | 49,000 |  |
Charge-offs |  |  |
Recoveries | 675,000 | 165,000 | 263,000
Provision for credit losses | (691,000) | (186,000) | (306,000)
Balance | 150,000 | 117,000 | 138,000
Individually evaluated for loss |  |  |
Collectively evaluated for loss |  | 117,000 | 138,000
Total |  | 117,000 | 138,000
Individually evaluated for loss |  | 412,000 | 794,000
Collectively evaluated for loss |  | 22,313,000 | 26,850,000
Total | 21,090,000 | 22,725,000 | 27,644,000
Commercial Real Estate Loans [Member] |  |  |
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items] |  |  |
Balance | 3,158,000 | 3,051,000 | 2,482,000
Impact of adopting ASC 326 | 1,063,000 |  |
Charge-offs |  |  | (540,000)
Recoveries |  |  |
Provision for credit losses | 297,000 | 107,000 | 1,109,000
Balance | 4,518,000 | 3,158,000 | 3,051,000
Individually evaluated for loss |  |  |
Collectively evaluated for loss |  | 3,158,000 | 3,051,000
Total |  | 3,158,000 | 3,051,000
Individually evaluated for loss |  | 1,224,000 | 2,214,000
Collectively evaluated for loss |  | 302,850,000 | 196,258,000
Total | 320,962,000 | 304,074,000 | 198,472,000
Commercial Loan [Member] |  |  |
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items] |  |  |
Balance | 2,753,000 | 2,613,000 | 2,388,000
Impact of adopting ASC 326 | 145,000 |  |
Charge-offs | (479,000) |  | (72,000)
Recoveries | 35,000 | 38,000 | 14,000
Provision for credit losses | 32,000 | 102,000 | 283,000
Balance | 2,486,000 | 2,753,000 | 2,613,000
Individually evaluated for loss |  | 636,000 | 504,000
Collectively evaluated for loss |  | 2,117,000 | 2,109,000
Total |  | 2,753,000 | 2,613,000
Individually evaluated for loss |  | 812,000 | 1,029,000
Collectively evaluated for loss |  | 172,603,000 | 131,125,000
Total | 180,942,000 | 173,415,000 | 132,154,000
Agriculture Loans [Member] |  |  |
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items] |  |  |
Balance | 1,966,000 | 2,221,000 | 2,690,000
Impact of adopting ASC 326 | (824,000) |  |
Charge-offs |  |  | (50,000)
Recoveries | 74,000 | 59,000 | 66,000
Provision for credit losses | (26,000) | (314,000) | (485,000)
Balance | 1,190,000 | 1,966,000 | 2,221,000
Individually evaluated for loss |  | 18,000 |
Collectively evaluated for loss |  | 1,948,000 | 2,221,000
Total |  | 1,966,000 | 2,221,000
Individually evaluated for loss |  | 1,319,000 | 2,067,000
Collectively evaluated for loss |  | 82,964,000 | 92,200,000
Total | 89,680,000 | 84,283,000 | 94,267,000
Municipal Loans [Member] |  |  |
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items] |  |  |
Balance | 5,000 | 6,000 | 6,000
Impact of adopting ASC 326 | 11,000 |  |
Charge-offs |  |  |
Recoveries |  | 6,000 | 6,000
Provision for credit losses | (1,000) | (7,000) | (6,000)
Balance | 15,000 | 5,000 | 6,000
Individually evaluated for loss |  |  |
Collectively evaluated for loss |  | 5,000 | 6,000
Total |  | 5,000 | 6,000
Individually evaluated for loss |  | 36,000 | 36,000
Collectively evaluated for loss |  | 1,990,000 | 2,014,000
Total | 4,507,000 | 2,026,000 | 2,050,000
Consumer Loans [Member] |  |  |
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items] |  |  |
Balance | 137,000 | 123,000 | 169,000
Impact of adopting ASC 326 | 57,000 |  |
Charge-offs | (371,000) | (336,000) | (235,000)
Recoveries | 110,000 | 84,000 | 118,000
Provision for credit losses | 281,000 | 266,000 | 71,000
Balance | 214,000 | 137,000 | 123,000
Individually evaluated for loss |  |  |
Collectively evaluated for loss |  | 137,000 | 123,000
Total |  | 137,000 | 123,000
Individually evaluated for loss |  |  |
Collectively evaluated for loss |  | 26,664,000 | 24,541,000
Total |  | 26,664,000 | 24,541,000
Paycheck Protection Program Loans [Member] |  |  |
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items] |  |  |
Balance |  |  |
Charge-offs |  |  |
Recoveries |  |  |
Provision for credit losses |  |  |
Balance |  |  |
Individually evaluated for loss |  |  |
Collectively evaluated for loss |  |  |
Total |  |  |
Individually evaluated for loss |  |  |
Collectively evaluated for loss |  | 21,000 | 17,179,000
Total |  | $ 21,000 | $ 17,179,000

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