Investment Securities (Schedule Of Investment Securities Classified As Available-for-sale And Held-to-maturity) (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Available-for-sale [Abstract]
Total	$ 1,526,404	$ 783,904
Gross unrealized gains	2,974	177
Gross unrealized losses	(26,518)	(26,547)
Allowance for Credit Losses		(10,000)
Investment securities, available-for-sale, at fair value	1,502,860	747,534
U.S. Government Agency Securities [Member]
Available-for-sale [Abstract]
Total	31,233	35,346
Gross unrealized gains		6
Gross unrealized losses	(1,271)	(1,466)
Investment securities, available-for-sale, at fair value	29,962	33,886
Asset-backed Securities [Member]
Available-for-sale [Abstract]
Total	214,346	327,159
Gross unrealized gains	177	9
Gross unrealized losses	(24)	(1,815)
Investment securities, available-for-sale, at fair value	214,499	325,353
Federally Insured Student Loan Securities [Member]
Available-for-sale [Abstract]
Total	2,440	6,032
Gross unrealized losses	(2)	(49)
Investment securities, available-for-sale, at fair value	2,438	5,983
Collateralized Loan Obligations Securities [Member]
Available-for-sale [Abstract]
Total	211,906	321,127
Gross unrealized gains	177	9
Gross unrealized losses	(22)	(1,766)
Investment securities, available-for-sale, at fair value	212,061	319,370
Tax-exempt Obligations Of States And Political Subdivisions [Member]
Available-for-sale [Abstract]
Total	6,860	4,860
Gross unrealized gains		39
Gross unrealized losses	(73)	(48)
Investment securities, available-for-sale, at fair value	6,787	4,851
Taxable Obligations Of States And Political Subdivisions [Member]
Available-for-sale [Abstract]
Total	29,267	43,323
Gross unrealized gains	7	15
Gross unrealized losses	(441)	(952)
Investment securities, available-for-sale, at fair value	28,833	42,386
Residential Mortgage-backed Securities [Member]
Available-for-sale [Abstract]
Total	438,562	169,882
Gross unrealized gains	1,137	108
Gross unrealized losses	(6,280)	(9,223)
Investment securities, available-for-sale, at fair value	433,419	160,767
Collateralized Mortgage Obligation Securities [Member]
Available-for-sale [Abstract]
Total	27,279	35,575
Gross unrealized losses	(1,127)	(1,537)
Investment securities, available-for-sale, at fair value	26,152	34,038
Commercial Mortgage-backed Securities [Member]
Available-for-sale [Abstract]
Total	778,857	157,759
Gross unrealized gains	1,653
Gross unrealized losses	(17,302)	(11,506)
Investment securities, available-for-sale, at fair value	$ 763,208	146,253
Corporate Debt Securities [Member]
Available-for-sale [Abstract]
Total		10,000
Allowance for Credit Losses		$ (10,000)

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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