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Loans - Narrative (Details) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2024 USD ($) modified_loan	Jun. 30, 2023 USD ($)	Jun. 30, 2024 USD ($) modified_loan loan	Jun. 30, 2023 USD ($)	Dec. 31, 2023 USD ($) loan
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Line Items]
Loans, net of unearned income	$ 1,865,574		$ 1,865,574		$ 1,883,470
Accrued interest receivable for loans	8,800		8,800		8,800
Outstanding balance of high risk loans, minimum	500		500
Financing receivable, excluding accrued interest, collateral-dependent	1,400		1,400		$ 1,400
Interest income	135	$ 206	$ 217	$ 360
Loan contracts restructured | modified_loan			4
Number of loans that subsequently defaulted | loan			0		0
Commercial real estate
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Line Items]
Loans, net of unearned income	1,185,018		$ 1,185,018		$ 1,221,521
Financing receivable, grading risk matrix, minimum threshold	500		500
Financing receivable, grading risk matrix, maximum threshold	500		$ 500
Commercial real estate | Term Extension
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Line Items]
Loan contracts restructured | modified_loan			2
Term extension from modification			1 year
Commercial real estate | Payment Delay
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Line Items]
Loan contracts restructured | modified_loan			1
Commercial, financial & agricultural
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Line Items]
Loans, net of unearned income	$ 242,205		$ 242,205		242,756
Commercial, financial & agricultural | Term Extension
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Line Items]
Loan contracts restructured | modified_loan			1
Term extension from modification			5 years
Commercial, financial & agricultural | Payment Delay
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Line Items]
Loan contracts restructured | modified_loan	1		2
Loans Insured or Guaranteed by US Government Authorities
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Line Items]
Loans, net of unearned income	$ 96,265		$ 96,265		86,765
Loans Insured or Guaranteed by US Government Authorities | Commercial real estate
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Line Items]
Loans, net of unearned income	56,634		56,634		47,879
Loans Insured or Guaranteed by US Government Authorities | Commercial, financial & agricultural
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Line Items]
Loans, net of unearned income	$ 30,254		$ 30,254		$ 26,716

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