Securities (Securities Classified By Maturity Date) (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Schedule Of Available For Sale Securities [Line Items]
Due in one year or less, Amortized Cost	$ 3,511	$ 5,011
Due from one to five years, Amortized Cost	3,554	3,506
Due from five to ten years, Amortized Cost	9,976
Amortized Cost	17,081	8,579
Due in one year or less, Fair Value	3,530	5,033
Due from one to five years, Fair Value	3,580	3,603
Due from five to ten years, Fair Value	9,976
Fair Value	17,128	8,701
Mortgage-Backed Securities - Residential [Member]
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	40	62
Fair Value	$ 42	$ 65

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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