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CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (unaudited) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Statement of Comprehensive Income [Abstract]        
Net Income $ 78,292 $ 85,479 $ 224,119 $ 246,812
Other Comprehensive Income (Loss):        
Unrealized Gain on Available-for-Sale Securities, net of tax expense of $5, $331, $71 and $255 20 1,244 245 963
Pension and Other Postretirement Benefits, net of tax benefit of $4, $11, $12 and $47 (12) (28) (35) (132)
Total Other Comprehensive Income (Loss) 8 1,216 210 831
Total Comprehensive Income $ 78,300 $ 86,695 $ 224,329 $ 247,643