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Investment Securities (Schedule Of Unrealized Loss On Securities) (Details) - USD ($)
$ in Thousands
Sep. 30, 2025
Dec. 31, 2024
Schedule of Investments [Line Items]    
Securities Available-for-Sale, Less than 12 months, Fair value $ 70,003 $ 85,995
Securities Available-for-Sale, Less than 12 months, Unrealized losses 1,047 792
Securities Available-for-Sale, 12 months or longer, Fair value 604,800 700,469
Securities Available-for-Sale, 12 months or longer, Unrealized losses 53,691 79,293
Securities Available-for-Sale, Fair value, Total 674,803 786,464
Securities Available-for-Sale, Unrealized losses, Total 54,738 80,085
US Government-sponsored Enterprises Debt Securities    
Schedule of Investments [Line Items]    
Securities Available-for-Sale, Less than 12 months, Fair value   249
Securities Available-for-Sale, Less than 12 months, Unrealized losses   1
Securities Available-for-Sale, Fair value, Total   249
Securities Available-for-Sale, Unrealized losses, Total   1
US States and Political Subdivisions Debt Securities [Member]    
Schedule of Investments [Line Items]    
Securities Available-for-Sale, Less than 12 months, Fair value 39,905 34,256
Securities Available-for-Sale, Less than 12 months, Unrealized losses 870 528
Securities Available-for-Sale, 12 months or longer, Fair value 138,936 137,471
Securities Available-for-Sale, 12 months or longer, Unrealized losses 14,404 16,115
Securities Available-for-Sale, Fair value, Total 178,841 171,727
Securities Available-for-Sale, Unrealized losses, Total 15,274 16,643
U.S. Government Sponsored Entities Asset-Backed Securities [Member]    
Schedule of Investments [Line Items]    
Securities Available-for-Sale, Less than 12 months, Fair value 12,696 6,555
Securities Available-for-Sale, Less than 12 months, Unrealized losses 164 249
Securities Available-for-Sale, 12 months or longer, Fair value 449,051 510,846
Securities Available-for-Sale, 12 months or longer, Unrealized losses 38,247 61,445
Securities Available-for-Sale, Fair value, Total 461,747 517,401
Securities Available-for-Sale, Unrealized losses, Total 38,411 61,694
Collateralized Loan Obligations    
Schedule of Investments [Line Items]    
Securities Available-for-Sale, Less than 12 months, Fair value 17,402 44,935
Securities Available-for-Sale, Less than 12 months, Unrealized losses 13 14
Securities Available-for-Sale, 12 months or longer, Fair value 202 36,223
Securities Available-for-Sale, 12 months or longer, Unrealized losses 1 13
Securities Available-for-Sale, Fair value, Total 17,604 81,158
Securities Available-for-Sale, Unrealized losses, Total 14 27
Corporate Debt Securities    
Schedule of Investments [Line Items]    
Securities Available-for-Sale, 12 months or longer, Fair value 16,611 15,929
Securities Available-for-Sale, 12 months or longer, Unrealized losses 1,039 1,720
Securities Available-for-Sale, Fair value, Total 16,611 15,929
Securities Available-for-Sale, Unrealized losses, Total $ 1,039 $ 1,720