Investment Securities (Details 1) - USD ($) $ in Thousands	Mar. 31, 2019		Dec. 31, 2018
Available-for-sale, Due in one year or less, Amortized Cost	$ 4,987
Available-for-sale, Due after one year through five years, Amortized Cost	19,869
Available-for-sale, Due after five years through ten years, Amortized Cost	34,265
Available-for-sale, Due after ten years, Amortized Cost	56,983
Available-for-sale, MBS/CMO/REMIC, Amortized Cost	181,793
Available-for-sale, Amortized Cost	297,897
Available-for-sale, Due in one year or less, Fair Value	5,007
Available-for-sale, Due after one year through five years, Fair Value	20,047
Available-for-sale, Due after five years through ten years, Fair Value	35,050
Available-for-sale, Due after ten years, Fair Value	58,275
Available-for-sale, MBS/CMO/REMIC, Fair Value	181,516
Available for sale securities, Total Fair Value	299,895		$ 294,076
Held-to-maturity Securities, Due in one year or less, Amortized Cost	31
Held-to-maturity Securities, Due after one year through five years, Amortized Cost	0
Held-to-maturity,Securities, Due after five years through ten years, Amortized Cost	444
Held-to-maturity Securities, Due after ten years,Amorized Cost	0
Held-to-maturity, MBS, Amortized Cost	48
Held-to-maturity, Amortized Cost	523	[1]	526
Held-to-maturity Securities, Due in one year or less, Fair Value	31
Held-to-maturity Securities, Due after one year through five years, Fair Value	0
Held-to-maturity, Securites, Due after five years through ten years, Fair Value	444
Held-to-maturity Securities, Due after ten years, Fair Value	0
Held-to-maturity, MBS, Fair Value	48
Held-to-Maturity Securities, Fair Value	$ 523	[1]	$ 526

[1] FHLMC, FNMA, and GNMA certificates are residential mortgage-backed securities.