Investment Securities (Investments Classified by Contractual Maturity Date) (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Schedule of Investments [Line Items]
Available-for-sale Securities, Amortized Cost, Due in 1 year or less	$ 2,975
Available-for-sale Securities, Amortized Cost, Due in 1 year or less	17,679
Available-for-sale Securities, Amortized Cost, Due after 10 years	2,824
Available-for-sale Securities, Debt Maturities, Single Maturity Date, Amortized Cost Basis, Total	23,478
Available-for-sale debt securities, Amortized Cost	23,480	$ 37,170
Available-for-sale Securities, Fair Value, Due after 1 year but within 5 years	2,994
Available-for-sale Securities, Fair Value, Due after 5 years but within 10 years	17,667
Available-for-sale Securities, Fair Value, Due after 10 years	2,829
Available-for-sale Securities, Debt Maturities, Single Maturity Date, Fair Value, Total	23,490
Available-for-sale debt securities, Fair Value	23,492	37,009
Held-to-maturity, Due in 1 year or less, Amortized Cost	3,162
Held-to-maturity, Due after 1 year through 5 years, Amortized Cost	19,478
Held-to-maturity, Due after 5 years through 10 years, Amortized Cost	67,984
Held-to-maturity, Due after 10 years, Amortized Cost	3,451
Held-to-maturity Securities, Debt Maturities, Single Maturity Date, Amortized Cost Basis	94,075
Held-to-maturity debt securities, Amortized Cost	135,387	136,477
Held-to-maturity, Due in 1 year or less, Fair Value	3,191
Held-to-maturity, Due after 1 year through 5, Fair Value	20,195
Held-to-maturity, Due after 5 years through 10 years, Fair Value	70,266
Held-to-maturity, Due after 10 years, Fair Value	3,459
Held-to-maturity Securities, Debt Maturities, Single Maturity Date, Fair Value	97,111
Held-to-maturity, Fair Value	139,491	$ 137,476
Mortgage-backed securities [Member]
Schedule of Investments [Line Items]
Available-for-sale Securities without a Single Maturity Date, Amortized Cost	2
Available-for-sale securities without a Single Maturity Date, Fair Value	2
Held-to-maturity without Single Maturity Date, Amortized Cost	41,312
Held-to-maturity without Single Maturity Date, Fair Value	$ 42,380