Investment Securities (Investments Classified by Contractual Maturity Date) (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Schedule of Investments [Line Items]
Available-for-sale Securities, Amortized Cost, Due in 1 year or less	$ 250
Available-for-sale Securities, Amortized Cost, Due in 1 year or less	5,000
Available-for-sale Securities, Amortized Cost, Due in 1 year or less	22,319
Available-for-sale Securities, Amortized Cost, Due after 10 years	4,070
Available-for-sale Securities, Debt Maturities, Single Maturity Date, Amortized Cost Basis, Total	31,639
Available-for-sale debt securities, Amortized Cost	151,981	$ 63,184
Available-for-sale Securities, Fair Value, Due in 1 year or less	250
Available-for-sale Securities, Fair Value, Due after 1 year but within 5 years	4,738
Available-for-sale Securities, Fair Value, Due after 5 years but within 10 years	21,793
Available-for-sale Securities, Fair Value, Due after 10 years	3,656
Available-for-sale Securities, Debt Maturities, Single Maturity Date, Fair Value, Total	30,437
Available-for-sale debt securities, Fair Value	145,039	62,862
Held-to-maturity, Due in 1 year or less, Amortized Cost	1,950
Held-to-maturity, Due after 1 year through 5 years, Amortized Cost	49,912
Held-to-maturity, Due after 5 years through 10 years, Amortized Cost	213,035
Held-to-maturity, Due after 10 years, Amortized Cost	40,073
Held-to-maturity Securities, Debt Maturities, Single Maturity Date, Amortized Cost Basis	304,970
Held-to-maturity debt securities, Amortized Cost	363,145	329,257
Held-to-maturity, Due in 1 year or less, Fair Value	1,952
Held-to-maturity, Due after 1 year through 5, Fair Value	48,973
Held-to-maturity, Due after 5 years through 10 years, Fair Value	200,726
Held-to-maturity, Due after 10 years, Fair Value	36,331
Held-to-maturity Securities, Debt Maturities, Single Maturity Date, Fair Value	287,982
Held-to-maturity, Fair Value	343,023	$ 330,626
Mortgage-backed securities [Member]
Schedule of Investments [Line Items]
Available-for-sale Securities without a Single Maturity Date, Amortized Cost	120,342
Available-for-sale securities without a Single Maturity Date, Fair Value	114,602
Held-to-maturity without Single Maturity Date, Amortized Cost	58,175
Held-to-maturity without Single Maturity Date, Fair Value	$ 55,041