Allowance for Credit Losses - Schedule of Allowance for Loan Losses on Basis of Calculation Methodology (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Allowance For Loan Losses On Basis Of Calculation Methodology Abstract
Specifically reserved	$ 18,996	$ 20,932
Historical loss rate	9,164	8,336
Qualitative factors	(1,240)	168
Residential 1-4 Family First Mortgages [Member]
Allowance For Loan Losses On Basis Of Calculation Methodology Abstract
Total	1,896	2,141
Residential Construction Mortgage [Member]
Allowance For Loan Losses On Basis Of Calculation Methodology Abstract
Total	532	474
Real Estate [Member]
Allowance For Loan Losses On Basis Of Calculation Methodology Abstract
Total	11,374	10,580
Lines of Credit [Member]
Allowance For Loan Losses On Basis Of Calculation Methodology Abstract
Total	3,086	3,698
Other Commercial and Industrial [Member]
Allowance For Loan Losses On Basis Of Calculation Methodology Abstract
Total	7,075	9,064
Unallocated [Member]
Allowance For Loan Losses On Basis Of Calculation Methodology Abstract
Total	26,920	29,436
Residential Mortgage Loans [Member] \| Residential 1-4 Family First Mortgages [Member]
Allowance For Loan Losses On Basis Of Calculation Methodology Abstract
Specifically reserved	0	0
Historical loss rate	2,148	2,332
Qualitative factors	(252)	(191)
Residential Mortgage Loans [Member] \| Residential Construction Mortgage [Member]
Allowance For Loan Losses On Basis Of Calculation Methodology Abstract
Specifically reserved	0	0
Historical loss rate	581	474
Qualitative factors	(49)	0
Commercial Loans [Member] \| Real Estate [Member]
Allowance For Loan Losses On Basis Of Calculation Methodology Abstract
Specifically reserved	7,223	6,523
Historical loss rate	4,884	3,858
Qualitative factors	(733)	199
Commercial Loans [Member] \| Lines of Credit [Member]
Allowance For Loan Losses On Basis Of Calculation Methodology Abstract
Specifically reserved	2,940	3,519
Historical loss rate	173	165
Qualitative factors	(27)	14
Commercial Loans [Member] \| Other Commercial and Industrial [Member]
Allowance For Loan Losses On Basis Of Calculation Methodology Abstract
Specifically reserved	6,287	7,913
Historical loss rate	927	1,038
Qualitative factors	(139)	113
Consumer Loans [Member] \| Tax Exempt Loans [Member]
Allowance For Loan Losses On Basis Of Calculation Methodology Abstract
Specifically reserved	0	0
Historical loss rate	3	5
Qualitative factors	0	0
Total	3	5
Consumer Loans [Member] \| Home Equity and Junior Liens [Member]
Allowance For Loan Losses On Basis Of Calculation Methodology Abstract
Specifically reserved	473	394
Historical loss rate	275	296
Qualitative factors	(38)	15
Total	710	705
Consumer Loans [Member] \| Other Consumer [Member]
Allowance For Loan Losses On Basis Of Calculation Methodology Abstract
Specifically reserved	2,073	2,583
Historical loss rate	173	168
Qualitative factors	(2)	18
Total	$ 2,244	$ 2,769

Allowance for Loan Losses on Basis of Calculation Methodology [Abstract]

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- Definition

Amount of financing receivables in allowance to historical loss rate.

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Amount of financing receivables in allowance to qualitative factors.

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Amount of financing receivables in allowance to specifically reserved.

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- Definition

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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