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Accumulated Other Comprehensive Income (Loss) (Changes in AOCI by component) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Increase (Decrease) in Accumulated Other Comprehensive Income [Roll Forward]      
Accumulated Other Comprehensive Income (Loss), Net of Tax $ 7,698 $ 1,971 $ (7,685)
OCI before reclassifications (7,363) 7,115 11,810
Amounts reclassified from AOCI (31) 105 262
Net unrealized gains (losses) (7,394) 7,220 12,072
Tax effect 1,555 (1,493) (2,416)
Unrealized gains (losses), net of tax (5,839) 5,727 9,656
Accumulated Other Comprehensive Income (Loss), Net of Tax 1,859 7,698 1,971
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 10,485 4,612 (5,200)
OCI before reclassifications (8,371) 7,474 12,276
Amounts reclassified from AOCI 0 (71) (6)
Net unrealized gains (losses) (8,371) 7,403 12,270
Tax effect 1,759 (1,530) (2,458)
Unrealized gains (losses), net of tax (6,612) 5,873 9,812
Accumulated Other Comprehensive Income (Loss), Net of Tax 3,873 10,485 4,612
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 (42) 54 256
OCI before reclassifications 53 (121) (256)
Amounts reclassified from AOCI 0 0 0
Net unrealized gains (losses) 53 (121) (256)
Tax effect (11) 25 54
Unrealized gains (losses), net of tax 42 (96) (202)
Accumulated Other Comprehensive Income (Loss), Net of Tax 0 (42) 54
Defined Benefit Pension Plan [Member]      
Increase (Decrease) in Accumulated Other Comprehensive Income [Roll Forward]      
Accumulated Other Comprehensive Income (Loss), Net of Tax (2,745) (2,695) (2,741)
OCI before reclassifications 955 (238) (210)
Amounts reclassified from AOCI (31) 176 268
Net unrealized gains (losses) 924 (62) 58
Tax effect (193) 12 (12)
Unrealized gains (losses), net of tax 731 (50) 46
Accumulated Other Comprehensive Income (Loss), Net of Tax $ (2,014) $ (2,745) $ (2,695)