Accumulated Other Comprehensive Income (Loss) (Changes in AOCI by component) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Increase (Decrease) in Accumulated Other Comprehensive Income [Roll Forward]
Accumulated Other Comprehensive Income (Loss), Net of Tax	$ 1,859	$ 7,698	$ 1,971
OCI before reclassifications	(49,253)	(7,363)	7,115
Amounts reclassified from AOCI	59	(31)	105
Net unrealized gains (losses)	(49,194)	(7,394)	7,220
Tax effect	10,141	1,555	(1,493)
Unrealized gains (losses), net of tax	(39,053)	(5,839)	5,727
Accumulated Other Comprehensive Income (Loss), Net of Tax	(37,194)	1,859	7,698
Unrealized Holding Gains (Losses) on AFS Securities [Member]
Increase (Decrease) in Accumulated Other Comprehensive Income [Roll Forward]
Accumulated Other Comprehensive Income (Loss), Net of Tax	3,873	10,485	4,612
OCI before reclassifications	(50,015)	(8,371)	7,474
Amounts reclassified from AOCI	0	0	(71)
Net unrealized gains (losses)	(50,015)	(8,371)	7,403
Tax effect	10,314	1,759	(1,530)
Unrealized gains (losses), net of tax	(39,701)	(6,612)	5,873
Accumulated Other Comprehensive Income (Loss), Net of Tax	(35,828)	3,873	10,485
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member]
Increase (Decrease) in Accumulated Other Comprehensive Income [Roll Forward]
Accumulated Other Comprehensive Income (Loss), Net of Tax	0	(42)	54
OCI before reclassifications	0	53	(121)
Amounts reclassified from AOCI	0	0	0
Net unrealized gains (losses)	0	53	(121)
Tax effect	0	(11)	25
Unrealized gains (losses), net of tax	0	42	(96)
Accumulated Other Comprehensive Income (Loss), Net of Tax	0	0	(42)
Defined Benefit Pension Plan [Member]
Increase (Decrease) in Accumulated Other Comprehensive Income [Roll Forward]
Accumulated Other Comprehensive Income (Loss), Net of Tax	(2,014)	(2,745)	(2,695)
OCI before reclassifications	762	955	(238)
Amounts reclassified from AOCI	59	(31)	176
Net unrealized gains (losses)	821	924	(62)
Tax effect	(173)	(193)	12
Unrealized gains (losses), net of tax	648	731	(50)
Accumulated Other Comprehensive Income (Loss), Net of Tax	$ (1,366)	$ (2,014)	$ (2,745)