Borrowings (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2023	Dec. 31, 2022
Schedule of Short-Term and Long-Term Debt [Line Items]
Debt instrument, unused borrowing capacity, amount	$ 127,900
Asset Pledged as Collateral \| Federal Home Loan Bank Advances
Schedule of Short-Term and Long-Term Debt [Line Items]
Debt securities	$ 268,000	$ 270,000
Bankers' Bank
Schedule of Short-Term and Long-Term Debt [Line Items]
Long-term debt, percentage bearing fixed interest, percentage rate	4.25%
Long-Term Debt, Maturity Date	Jun. 15, 2025
Line of credit facility, maximum borrowing capacity	$ 5,000
Debt instrument, basis spread on variable rate	0.25%
Line of Credit Facility, Expiration Date	Jun. 15, 2023
US Bank
Schedule of Short-Term and Long-Term Debt [Line Items]
Line of credit facility, maximum borrowing capacity	$ 30,000
Debt instrument, basis spread on variable rate	0.50%
Federal Home Loan Bank, REPO Based Advance Program \| Federal Home Loan Bank Of Cincinnati
Schedule of Short-Term and Long-Term Debt [Line Items]
Line of credit facility, maximum borrowing capacity	$ 95,000
Federal Home Loan Bank, REPO Based Advance Program \| Minimum \| Federal Home Loan Bank Of Cincinnati
Schedule of Short-Term and Long-Term Debt [Line Items]
Debt instrument, term	1 day
Federal Home Loan Bank, REPO Based Advance Program \| Maximum \| Federal Home Loan Bank Of Cincinnati
Schedule of Short-Term and Long-Term Debt [Line Items]
Debt instrument, term	1 year
Federal Home Loan Bank, Cash Management Advance Program \| Federal Home Loan Bank Of Cincinnati
Schedule of Short-Term and Long-Term Debt [Line Items]
Line of credit facility, maximum borrowing capacity	$ 95,000
Line of Credit Facility, Expiration Date	Feb. 08, 2024
Federal Home Loan Bank, Advances, Maturity Period, Variable Rate	90 days
Federal Home Loan Bank, Advances, Maturity Period, Fixed Rate	30 days

[Line Items] for Schedule of Short-Term and Long-Term Debt [Table]

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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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Amount of unused borrowing capacity under the long-term financing arrangement that is available to the entity as of the balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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Amount, after allowance for credit loss, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), investment in debt security measured at amortized cost (held-to-maturity), and investment in debt security measured at fair value with change in fair value recognized in net income (trading).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Maturity period on fixed rate advances made and reported by Federal Home Loan Bank (FHLBank), in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Maturity period on variable rate advances made and reported by Federal Home Loan Bank (FHLBank), in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Date the credit facility terminates, in YYYY-MM-DD format.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Maturity date of long-term debt, in YYYY-MM-DD format.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
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The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate.

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