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Revenue From Contracts With Clients (Sources Of Noninterest Income) (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Disaggregation of Revenue [Line Items]
Revenue from ASC 606	$ 48,000	$ 31,000	$ 164,000	$ 70,000
Loss on sale of securities	(62,391,000)	0	(62,391,000)	0
Revenue	(60,852,000)	1,790,000	(58,143,000)	4,170,000
Service Charges, Fees And Other Income [Member]
Disaggregation of Revenue [Line Items]
Revenue from ASC 606	779,000	675,000	2,381,000	1,951,000
Foreign Exchange Income [Member]
Disaggregation of Revenue [Line Items]
Revenue from ASC 606	267,000	246,000	683,000	706,000
Bank Owned Life Insurance Income [Member]
Disaggregation of Revenue [Line Items]
Revenue not from ASC 606	96,000	90,000	279,000	415,000
Other Investment Income [Member]
Disaggregation of Revenue [Line Items]
Revenue not from ASC 606	315,000	240,000	339,000	454,000
Other Income [Member]
Disaggregation of Revenue [Line Items]
Revenue	$ 82,000	$ 539,000	$ 566,000	$ 644,000

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Amount of realized gain (loss) 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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