v3.26.1
Accumulated Other Comprehensive Loss (Schedule of Changes In Each Component of Accumulated Other Comprehensive Income) (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
AOCI Attributable to Parent, Net of Tax [Roll Forward]    
Beginning Balance $ 809,680 $ 730,664
Other comprehensive income before classifications (4,647) 15,768
Amounts reclassified from other comprehensive income 0 0
Other comprehensive (loss) income, net of tax (4,647) 15,768
Ending balance 794,390 756,336
Defined Benefit Pension Plans    
AOCI Attributable to Parent, Net of Tax [Roll Forward]    
Beginning Balance (875) (1,442)
Other comprehensive income before classifications 0 0
Amounts reclassified from other comprehensive income 0 0
Other comprehensive (loss) income, net of tax 0 0
Ending balance (875) (1,442)
Securities available-for-sale:    
AOCI Attributable to Parent, Net of Tax [Roll Forward]    
Beginning Balance (75,741) (114,277)
Other comprehensive income before classifications (4,647) 15,768
Amounts reclassified from other comprehensive income 0 0
Other comprehensive (loss) income, net of tax (4,647) 15,768
Ending balance (80,388) (98,509)
Total    
AOCI Attributable to Parent, Net of Tax [Roll Forward]    
Beginning Balance (76,616) (115,719)
Other comprehensive (loss) income, net of tax (4,647) 15,768
Ending balance $ (81,263) $ (99,951)