Accumulated Other Comprehensive Loss (Reclassification out of Accumulated Other Comprehensive Income) (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2024	Jun. 30, 2023
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest income on taxable investment securities	$ 1,697		$ 1,779		$ 3,441	$ 3,547
Provision for income tax expense	(1,607)		(1,423)		(2,769)	(2,778)
Net income	4,914	$ 3,698	4,414	$ 4,375	8,612	8,789
Reclassification out of Accumulated Other Comprehensive Loss [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net income	(257)		(282)		(516)	(561)
OTTI | Reclassification out of Accumulated Other Comprehensive Loss [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Provision for income tax expense	(11)		(11)		(24)	(24)
Net income	40		40		77	77
OTTI | Reclassification out of Accumulated Other Comprehensive Loss [Member] | Accretable Yield in Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest income on taxable investment securities	51		51		101	101
Investment Securities HTM [Member] | Reclassification out of Accumulated Other Comprehensive Loss [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Provision for income tax expense	42		35		84	83
Net income	(118)		(129)		(236)	(262)
Investment Securities HTM [Member] | Reclassification out of Accumulated Other Comprehensive Loss [Member] | Amortization of Unrecognized Loss [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest income on taxable investment securities					(320)	(345)
Investment Securities HTM [Member] | Reclassification out of Accumulated Other Comprehensive Loss [Member] | Amortization of Recognized Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest income on taxable investment securities	(160)		(164)
Net Pension Plan | Reclassification out of Accumulated Other Comprehensive Loss [Member] | Pension
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Provision for income tax expense	53		54		107	120
Net income	(150)		(195)		(299)	(379)
Net Pension Plan | Reclassification out of Accumulated Other Comprehensive Loss [Member] | SERP
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Provision for income tax expense	10				20	(1)
Net income	(29)		2		(58)	3
Net Pension Plan | Reclassification out of Accumulated Other Comprehensive Loss [Member] | Amortization of Unrecognized Loss [Member] | Pension
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other expense	(203)		(249)
Interest income on taxable investment securities					(406)	(499)
Net Pension Plan | Reclassification out of Accumulated Other Comprehensive Loss [Member] | Amortization of Unrecognized Loss [Member] | SERP
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other expense	$ (39)		$ 2
Interest income on taxable investment securities					$ (78)	$ 4