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Fair Value (Recorded amount of assets and liabilities measured at fair value) (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
AFS Securities
AFS securities	$ 513,040	$ 489,029
Fair value, total	513,834	489,827
Level 1 [Member]
AFS Securities
Fair value, total	$ 0	$ 0
Percent of assets and liabilities measured at fair value	0.00%	0.00%
Level 2 [Member]
AFS Securities
Fair value, total	$ 513,040	$ 489,029
Percent of assets and liabilities measured at fair value	99.85%	99.84%
Level 3 [Member]
AFS Securities
Fair value, total	$ 794	$ 798
Percent of assets and liabilities measured at fair value	0.15%	0.16%
Recurring items [Member]
AFS Securities
AFS securities	$ 513,040	$ 489,029
Recurring items [Member] | US Treasury Securities
AFS Securities
AFS securities	212,783	220,571
Recurring items [Member] | States and political subdivisions [Member]
AFS Securities
AFS securities	74,222	76,568
Recurring items [Member] | Auction Rate Preferred Securities
AFS Securities
AFS securities	2,829	3,044
Recurring items [Member] | Mortgage-backed securities [Member]
AFS Securities
AFS securities	25,828	26,886
Recurring items [Member] | Collateralized mortgage obligations [Member]
AFS Securities
AFS securities	190,078	154,674
Recurring items [Member] | Corporate Debt Securities
AFS Securities
AFS securities	7,300	7,286
Recurring items [Member] | Level 1 [Member]
AFS Securities
AFS securities	0	0
Recurring items [Member] | Level 1 [Member] | US Treasury Securities
AFS Securities
AFS securities	0	0
Recurring items [Member] | Level 1 [Member] | States and political subdivisions [Member]
AFS Securities
AFS securities	0	0
Recurring items [Member] | Level 1 [Member] | Auction Rate Preferred Securities
AFS Securities
AFS securities	0	0
Recurring items [Member] | Level 1 [Member] | Mortgage-backed securities [Member]
AFS Securities
AFS securities	0	0
Recurring items [Member] | Level 1 [Member] | Collateralized mortgage obligations [Member]
AFS Securities
AFS securities	0	0
Recurring items [Member] | Level 1 [Member] | Corporate Debt Securities
AFS Securities
AFS securities	0	0
Recurring items [Member] | Level 2 [Member]
AFS Securities
AFS securities	513,040	489,029
Recurring items [Member] | Level 2 [Member] | US Treasury Securities
AFS Securities
AFS securities	212,783	220,571
Recurring items [Member] | Level 2 [Member] | States and political subdivisions [Member]
AFS Securities
AFS securities	74,222	76,568
Recurring items [Member] | Level 2 [Member] | Auction Rate Preferred Securities
AFS Securities
AFS securities	2,829	3,044
Recurring items [Member] | Level 2 [Member] | Mortgage-backed securities [Member]
AFS Securities
AFS securities	25,828	26,886
Recurring items [Member] | Level 2 [Member] | Collateralized mortgage obligations [Member]
AFS Securities
AFS securities	190,078	154,674
Recurring items [Member] | Level 2 [Member] | Corporate Debt Securities
AFS Securities
AFS securities	7,300	7,286
Recurring items [Member] | Level 3 [Member]
AFS Securities
AFS securities	0	0
Recurring items [Member] | Level 3 [Member] | US Treasury Securities
AFS Securities
AFS securities	0	0
Recurring items [Member] | Level 3 [Member] | States and political subdivisions [Member]
AFS Securities
AFS securities	0	0
Recurring items [Member] | Level 3 [Member] | Auction Rate Preferred Securities
AFS Securities
AFS securities	0	0
Recurring items [Member] | Level 3 [Member] | Mortgage-backed securities [Member]
AFS Securities
AFS securities	0	0
Recurring items [Member] | Level 3 [Member] | Collateralized mortgage obligations [Member]
AFS Securities
AFS securities	0	0
Recurring items [Member] | Level 3 [Member] | Corporate Debt Securities
AFS Securities
AFS securities	0	0
Nonrecurring items [Member]
AFS Securities
Impaired loans (net of the allowance for loan losses)	145	254
Foreclosed Assets, Fair Value Disclosure	649	544
Nonrecurring items [Member] | Level 1 [Member]
AFS Securities
Impaired loans (net of the allowance for loan losses)	0	0
Foreclosed Assets, Fair Value Disclosure	0	0
Nonrecurring items [Member] | Level 2 [Member]
AFS Securities
Impaired loans (net of the allowance for loan losses)	0	0
Foreclosed Assets, Fair Value Disclosure	0	0
Nonrecurring items [Member] | Level 3 [Member]
AFS Securities
Impaired loans (net of the allowance for loan losses)	145	254
Foreclosed Assets, Fair Value Disclosure	$ 649	$ 544

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