Fair value of receivable purchased without credit deterioration, acquired in business combination. Excludes purchased financial asset with credit deterioration.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 805
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479907/805-20-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 805
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (b)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479907/805-20-50-1

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- Definition

Amount, after accumulated amortization, of debt premium.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 835
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 1A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482925/835-30-45-1A

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 835
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482925/835-30-45-2

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 835
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482900/835-30-50-1

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1D
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481139/470-20-50-1D

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- Definition

Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(3)(a)(4))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477802/946-310-45-1

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- Definition

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.

+ References

No definition available.

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- Definition

Amount of accumulated amortization of debt issuance costs (fees).

+ References

No definition available.

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

- Definition

Carrying value as of the balance sheet date of payments received in excess of existing deposit account.

+ References

No definition available.

+ Details

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- Definition

Number of loans modified for a borrower.

+ References

No definition available.

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- Definition

Number of secured loans.

+ References

No definition available.

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Loans (Narrative) (Details) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
Loans (Narrative) (Details) $ in Thousands	Jun. 30, 2026 USD ($) Loan	Jun. 30, 2025 Loan	Jun. 30, 2026 USD ($) Loan	Jun. 30, 2025 Loan	Dec. 31, 2025 USD ($) Loan	Apr. 01, 2021 USD ($)
Loans And Leases Receivable Disclosure [Line Items]
Accrued interest receivable	$ 4,700		$ 4,700		$ 4,800
Deposit account overdrafts	62		62		82
Unamortized premium	10,900		10,900		11,600
Net deferred loan costs and fees	$ 2,900		$ 2,900		2,900
Number of loan modified for a borrower \| Loan	0	0	0	0
Purchased Impaired Loan [Member] \| Fauquier Bankshares, Inc [Member]
Loans And Leases Receivable Disclosure [Line Items]
Loan receivable at fair value net	$ 3,900		$ 3,900		$ 4,800	$ 23,100
1-4 family residential-purchased [Member]
Loans And Leases Receivable Disclosure [Line Items]
Number of secured loans \| Loan			0		0