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Accumulated Other Comprehensive Loss (Reclassification out of Accumulated Other Comprehensive Income) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2025
Jun. 30, 2025
Mar. 31, 2025
Sep. 30, 2024
Jun. 30, 2024
Mar. 31, 2024
Sep. 30, 2025
Sep. 30, 2024
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]                
Interest income on taxable investment securities $ 1,826     $ 1,647     $ 5,365 $ 5,088
Provision for income tax expense (2,294)     (1,932)     (6,161) (4,701)
Net income 6,948 $ 5,984 $ 5,806 5,771 $ 4,914 $ 3,698 18,738 14,383
Reclassification out of Accumulated Other Comprehensive Income [Member]                
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]                
Net income (123)     (273)     (476) (789)
Reclassification out of Accumulated Other Comprehensive Income [Member] | SERP                
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]                
Provision for income tax expense       10       31
Net income       (29)       (87)
Reclassification out of Accumulated Other Comprehensive Income [Member] | Amortization of Unrecognized Loss [Member] | SERP                
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]                
Other expense       (39)       (118)
OTTI | Reclassification out of Accumulated Other Comprehensive Income [Member]                
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]                
Provision for income tax expense (14)     (13)     (41) (37)
Net income 37     38     111 115
OTTI | Reclassification out of Accumulated Other Comprehensive Income [Member] | Accretable Yield in Income [Member]                
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]                
Interest income on taxable investment securities 51     51     152 152
Investment Securities -All Other AFS [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]                
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]                
Net gains 97           97  
Provision for income tax expense (26)           (26)  
Net income 71           71  
Investment Securities HTM [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]                
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]                
Provision for income tax expense 50     48     134 133
Net income (135)     (134)     (368) (370)
Investment Securities HTM [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] | Amortization of Unrecognized Loss [Member]                
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]                
Interest income on taxable investment securities (185)     (182)     (502) (503)
Net Pension Plan | Reclassification out of Accumulated Other Comprehensive Income [Member]                
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]                
Provision for income tax expense 36     54     107 161
Net income (96)     (148)     (290) (447)
Net Pension Plan | Reclassification out of Accumulated Other Comprehensive Income [Member] | Amortization of Unrecognized Loss [Member]                
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]                
Other expense $ (132)     $ (202)     $ (397) $ (608)