Loans and Allowance for Credit Losses - Schedule of Collateral Dependent Loans and Related Allowance For Credit Losses Allocated to Loans (Details) - Collateral [Member] - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans evaluated for allowance for credit loss	$ 28,413	$ 20,528
Agricultural [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans evaluated for allowance for credit loss	733	3
Commercial and Industrial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans evaluated for allowance for credit loss	3,779	1,500
Commercial Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans evaluated for allowance for credit loss	9,081	7,715
Consumer [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans evaluated for allowance for credit loss	146	115
Residential Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans evaluated for allowance for credit loss	14,674	11,195
Amortized Cost Basis Of Collateral Dependent Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans allocated allowance for credit loss	3,613	2,088
Amortized Cost Basis Of Collateral Dependent Loans [Member] \| Agricultural [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans allocated allowance for credit loss	19	0
Amortized Cost Basis Of Collateral Dependent Loans [Member] \| Commercial and Industrial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans allocated allowance for credit loss	1,349	8
Amortized Cost Basis Of Collateral Dependent Loans [Member] \| Commercial Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans allocated allowance for credit loss	1,752	1,714
Amortized Cost Basis Of Collateral Dependent Loans [Member] \| Consumer [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans allocated allowance for credit loss	6	5
Amortized Cost Basis Of Collateral Dependent Loans [Member] \| Residential Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans allocated allowance for credit loss	$ 487	$ 361

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 20
-Name Accounting Standards Codification
-Section 40
-Paragraph 7
-Publisher FASB
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
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Amount of allowance for credit loss on financing receivable evaluated on individual basis. Excludes financing receivable evaluated on collective basis.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 4
-Subparagraph (SAB Topic 6.L.5.a)
-Publisher FASB
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Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 310
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-Section 50
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-11B

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 30
-Paragraph 2
-Publisher FASB
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Amount of financing receivable individually evaluated for credit loss. Excludes financing receivable collectively evaluated for credit loss.

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