v3.25.2
Other Comprehensive Income (Loss) (Component Of Accumulated Other Comprehensive Income (Loss)) (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Mar. 31, 2025
Dec. 31, 2024
Mar. 31, 2024
Dec. 31, 2023
Accumulated Other Comprehensive Income (Loss) [Line Items]                
Changes in pension plan assets and benefit obligations, Net-of-tax amount $ (16,754) $ (1,692) $ (16,754) $ (1,692) $ 16,754 $ 16,754 $ 1,692 $ (1,692)
Other Comprehensive (Income) Loss, Defined Benefit Plan, before Reclassification Adjustment, after Tax 0 0 0 0        
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax 0 0 0 0        
Unrealized gains on available-for-sale securities, Net-of-tax amount (48,261) (70,146) (48,261) (70,146) (51,413) (62,929) (68,087) (67,883)
Other Comprehensive Income (Loss), Securities, Available-for-sale, Adjustment, before Reclassification Adjustments, after Tax 3,152 (2,059) 14,668 (2,577)        
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax       314        
Other Comprehensive Income (Loss), Securities, Available-for-sale, Adjustment, after Tax 3,152 (2,059) 14,668 (2,263)        
Total accumulated other comprehensive income (loss), Net-of-tax amount (31,507) (68,454) (31,507) (68,454) $ (34,659) $ (46,175) $ (66,395) $ (66,191)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, before Tax     0 398        
Other comprehensive loss before reclassifications 3,152 (2,059) 14,668 (2,577)        
Reclassification from AOCI, Current Period, Net of Tax, Attributable to Parent       314        
Other comprehensive income (loss) $ 3,152 $ (2,059) $ 14,668 $ (2,263)