Investment Securities (Amortized Cost And Fair Value Of Investment Securities By Contractual Maturity) (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Available-for-sale, Amortized cost [Abstract]
Due before one year	$ 22,045
Due after one year through five years	147,226
Due after five years through ten years	241,267
Due after ten years	447,125
Total	857,663	$ 945,212
Available-for-sale, Fair value [Abstract]
Due before one year	22,040
Due after one year through five years	144,670
Due after five years through ten years	234,669
Due after ten years	425,237
Total investment securities, available-for-sale	$ 826,616	$ 953,709

Amortized cost of 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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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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