Investments (Amortized Cost And Fair Value Of Debt Securities, By Contractual Maturity) (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Investments [Abstract]
Due in one year or less, Amortized cost	$ 8,777
Due after one year through five years, Amortized cost	21,363
Due after five years through ten years, Amortized cost	117,891
Due after ten years, Amortized cost	38,396
Amortized Cost Contractual Maturities Subtotal	186,427
Mortgage-backed securities, Amortized cost	92,895
Available-for-sale Securities, Debt Maturities, Amortized cost	279,322
Due in one year or less, Fair value	8,829
Due after one year through five years, Fair value	21,739
Due after five years through ten years, Fair value	122,307
Due after ten years, Fair value	39,403
Fair Value Contractual Maturities Subtotal	192,278
Mortgage-backed securities, Fair value	93,939
Available-for-sale Securities, Debt Securities, Fair Value	$ 286,217	$ 187,433

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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).

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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 sixth fiscal year through tenth fiscal year following latest fiscal year. Excludes interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.

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