Schedule of Fair Value, by Balance Sheet Grouping (Details) - USD ($)	Jun. 30, 2022	Dec. 31, 2021
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Investment securities available-for-sale, at fair value	$ 486,633,000	$ 380,717,000
Loans held for sale	6,264,000	4,795,000
Mortgage servicing rights	4,025,000	4,193,000
Fair Value, Inputs, Level 1 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	30,413	189,213
Interest-bearing deposits at other banks
Investment securities available-for-sale, at fair value	135,459	42,675
Loans, net
Loans held for sale
Mortgage servicing rights
Accrued interest receivable	335	107
Derivative financial instruments
Non-maturity deposits	(1,033,582)	(1,042,374)
Certificates of deposit
Subordinated debentures
Other borrowings
Accrued interest payable
Fair Value, Inputs, Level 2 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents
Interest-bearing deposits at other banks	8,360	7,378
Investment securities available-for-sale, at fair value	351,174	338,042
Loans, net
Loans held for sale	6,264	4,795
Mortgage servicing rights	9,719	6,722
Accrued interest receivable	1,872	1,666
Derivative financial instruments	466	494
Non-maturity deposits
Certificates of deposit	(96,225)	(105,935)
Subordinated debentures	(17,175)	(16,375)
Other borrowings	(6,223)	(7,403)
Accrued interest payable	(132)	(125)
Fair Value, Inputs, Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents
Interest-bearing deposits at other banks
Investment securities available-for-sale, at fair value
Loans, net	656,552	663,625
Loans held for sale
Mortgage servicing rights
Accrued interest receivable	2,088	2,632
Derivative financial instruments
Non-maturity deposits
Certificates of deposit
Subordinated debentures
Other borrowings
Accrued interest payable
Fair Value Measured at Net Asset Value Per Share [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	30,413	189,213
Interest-bearing deposits at other banks	8,360	7,378
Investment securities available-for-sale, at fair value	486,633	380,717
Loans, net	656,552	663,625
Loans held for sale	6,264	4,795
Mortgage servicing rights	9,719	6,722
Accrued interest receivable	4,295	4,405
Derivative financial instruments	466	494
Non-maturity deposits	(1,033,582)	(1,042,374)
Certificates of deposit	(96,225)	(105,935)
Subordinated debentures	(17,175)	(16,375)
Other borrowings	(6,223)	(7,403)
Accrued interest payable	(132)	(125)
Reported Value Measurement [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	30,413	189,213
Interest-bearing deposits at other banks	8,360	7,378
Investment securities available-for-sale, at fair value	486,633	380,717
Bank stocks, at cost	2,881,000	2,905,000
Loans, net	661,830	653,233
Loans held for sale	6,264	4,795
Mortgage servicing rights	4,025	4,193
Accrued interest receivable	4,295	4,405
Derivative financial instruments	466	494
Non-maturity deposits	(1,033,582)	(1,042,374)
Certificates of deposit	(97,885)	(106,107)
Subordinated debentures	(21,651)	(21,651)
Other borrowings	(6,223)	(7,403)
Accrued interest payable	$ (132)	$ (125)

Interest bearing deposits at other banks.

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Mortgage servicing rights

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The aggregate amount of non-maturity deposits liabilities held by the entity.

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Fair value portion of accrued expenses.

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Fair value portion of deposit liabilities held by the entity, including, but not limited to, foreign and domestic, interest and noninterest bearing, demand deposits, saving deposits, negotiable orders of withdrawal (NOW) and time deposits.

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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Fair value of subordinated debt obligations including, but not limited to, subordinated loan, subordinated bond, subordinated debenture or junior debt.

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Fair value portion of investments in Federal Home Loan Bank (FHLBank) stock.

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Fair value portion of loans held-for-sale including, but not limited to, mortgage loans and finance receivables.

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Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

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Fair value portion of other liabilities.

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Fair value portion of receivables, including, but not limited to, trade account receivables, note receivables, and loan receivables.

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