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Investment Securities (Available-for-sale And Held-to-maturity Securities, Continuous Unrealized Loss Position) (Details)
$ in Thousands
Dec. 31, 2025
USD ($)
security
Dec. 31, 2024
USD ($)
security
Available-for-sale, continuous unrealized loss position, Fair Value [Abstract]    
Less than 12 months, Fair Value $ 291,352 $ 580,984
12 months or longer, Fair Value 188,251 305,522
Total, Fair Value 479,603 886,506
Available-for-sale, continuous unrealized loss position, Unrealized losses [Abstract]    
Less than 12 months, Unrealized losses (1,177) (5,927)
12 months or longer, Unrealized losses (12,163) (20,591)
Total, Unrealized losses $ (13,340) $ (26,518)
Number of securities | security 188 267
U.S. Government Agency Securities [Member]    
Available-for-sale, continuous unrealized loss position, Fair Value [Abstract]    
Less than 12 months, Fair Value $ 2,521 $ 15,384
12 months or longer, Fair Value 11,660 14,578
Total, Fair Value 14,181 29,962
Available-for-sale, continuous unrealized loss position, Unrealized losses [Abstract]    
Less than 12 months, Unrealized losses (1) (307)
12 months or longer, Unrealized losses (456) (964)
Total, Unrealized losses (457) (1,271)
Asset-backed Securities [Member]    
Available-for-sale, continuous unrealized loss position, Fair Value [Abstract]    
Less than 12 months, Fair Value 59,024 35,108
12 months or longer, Fair Value   33,854
Total, Fair Value 59,024 68,962
Available-for-sale, continuous unrealized loss position, Unrealized losses [Abstract]    
Less than 12 months, Unrealized losses (133) (8)
12 months or longer, Unrealized losses   (16)
Total, Unrealized losses (133) (24)
Tax-exempt Obligations Of States And Political Subdivisions [Member]    
Available-for-sale, continuous unrealized loss position, Fair Value [Abstract]    
Less than 12 months, Fair Value 3,456 5,664
12 months or longer, Fair Value 1,153 1,123
Total, Fair Value 4,609 6,787
Available-for-sale, continuous unrealized loss position, Unrealized losses [Abstract]    
Less than 12 months, Unrealized losses (33) (36)
12 months or longer, Unrealized losses (7) (37)
Total, Unrealized losses (40) (73)
Taxable Obligations Of States And Political Subdivisions [Member]    
Available-for-sale, continuous unrealized loss position, Fair Value [Abstract]    
Less than 12 months, Fair Value   1,157
12 months or longer, Fair Value 14,053 25,734
Total, Fair Value 14,053 26,891
Available-for-sale, continuous unrealized loss position, Unrealized losses [Abstract]    
Less than 12 months, Unrealized losses   (18)
12 months or longer, Unrealized losses (59) (423)
Total, Unrealized losses (59) (441)
Residential Mortgage-backed Securities [Member]    
Available-for-sale, continuous unrealized loss position, Fair Value [Abstract]    
Less than 12 months, Fair Value 18,630 172,076
12 months or longer, Fair Value 28,886 37,527
Total, Fair Value 47,516 209,603
Available-for-sale, continuous unrealized loss position, Unrealized losses [Abstract]    
Less than 12 months, Unrealized losses (62) (1,156)
12 months or longer, Unrealized losses (3,491) (5,124)
Total, Unrealized losses (3,553) (6,280)
Collateralized Mortgage Obligation Securities [Member]    
Available-for-sale, continuous unrealized loss position, Fair Value [Abstract]    
Less than 12 months, Fair Value 34,149  
12 months or longer, Fair Value 12,721 26,152
Total, Fair Value 46,870 26,152
Available-for-sale, continuous unrealized loss position, Unrealized losses [Abstract]    
Less than 12 months, Unrealized losses (75)  
12 months or longer, Unrealized losses (518) (1,127)
Total, Unrealized losses (593) (1,127)
Commercial Mortgage-backed Securities [Member]    
Available-for-sale, continuous unrealized loss position, Fair Value [Abstract]    
Less than 12 months, Fair Value 173,572 351,595
12 months or longer, Fair Value 119,778 166,554
Total, Fair Value 293,350 518,149
Available-for-sale, continuous unrealized loss position, Unrealized losses [Abstract]    
Less than 12 months, Unrealized losses (873) (4,402)
12 months or longer, Unrealized losses (7,632) (12,900)
Total, Unrealized losses $ (8,505) $ (17,302)