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Investments (Amortized Cost And Fair Value Of Debt Securities, By Contractual Maturity) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Investments [Abstract]
Due in one year or less, Amortized cost	$ 1,830
Due after one year through five years, Amortized cost	6,039
Due after five years through ten years, Amortized cost	154,192
Due after ten years, Amortized cost	163,594
Total Amortized cost	325,655
Mortgage-backed securities, Amortized cost	200,062
Amortized cost	525,717	$ 384,369
Due in one year or less, Fair value	1,862
Due after one year through five years, Fair value	6,187
Due after five years through ten years, Fair value	154,833
Due after ten years, Fair value	168,044
Total Fair value	330,926
Mortgage-backed securities, Fair value	198,885
Fair Value	$ 529,811	$ 396,940

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