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Investment Securities (Amortized Cost and Fair Values Classified by Contractual Maturity Date) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Schedule of Investments [Line Items]
Amortized Cost: Due after one year through five years	$ 9,398
Amortized Cost: Due after five years through ten years	19,124
Amortized Cost: Due after ten years	72,128
Available For Sale Debt Maturities Amortized Cost Sub Total	100,650
Fair Value: Due after one year through five years	9,501
Fair Value: Due after five years through ten years	19,044
Fair Value: Due after ten years	68,620
Available for sale debt maturities fair value sub total	97,165
Available-for-sale Securities, Amortized Cost Basis	294,992	$ 230,464
Available-for-sale Securities	286,771	226,885
Marketable Securities	286,771	226,885
Amortized Cost: Due after ten years, Held to maturity	20,169
Fair Value: Due after ten years, Held to maturity	28,921
Held-to-maturity Securities	56,259	68,263
Held-to-maturity securities, fair value	65,369	77,612
Residential mortgage-backed agencies [Member]
Schedule of Investments [Line Items]
Available-for-sale Securities, Amortized Cost Basis	49,630	22,999
Available-for-sale Securities	48,661	22,899
Marketable Securities	48,661	22,899
Held-to-maturity Securities	30,634	34,597
Held-to-maturity securities, fair value	30,847	35,732
Commercial mortgage-backed agencies [Member]
Schedule of Investments [Line Items]
Available-for-sale Securities, Amortized Cost Basis	51,694	32,549
Available-for-sale Securities	50,868	33,042
Marketable Securities	50,868	33,042
Held-to-maturity Securities	5,456	11,716
Held-to-maturity securities, fair value	5,601	12,303
Collateralized mortgage obligations [Member]
Schedule of Investments [Line Items]
Available-for-sale Securities, Amortized Cost Basis	93,018	70,372
Available-for-sale Securities	90,077	70,637
Marketable Securities	$ 90,077	70,637
Held-to-maturity Securities		1,348
Held-to-maturity securities, fair value		$ 1,406

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