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Investment Securities - Amortized Cost and Fair Value of Investment Securities Portfolio Expected Maturity (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract]
Less than one year, Available for sale, Amortized Cost	$ 74,577
More than one year to five years, Available for sale, Amortized Cost	26,622
More than five years to ten years, Available for sale, Amortized Cost	20,518
More than ten years, Available for sale, Amortized Cost	4,012
Available for sale, Amortized Cost	125,729	$ 75,663
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
Less than one year, Available for sale, Estimated Fair Value	74,598
More than one year, Available for sale, Estimated Fair Value	26,629
More than five years to ten years, Available for sale, Estimated Fair Value	20,812
More than ten years, Available for sale, Estimated Fair Value	4,030
Available for sale, Estimated Fair value	126,069	73,762
Held-to-maturity Securities, Debt Maturities, Net Carrying Amount [Abstract]
Less than one year, Held to Maturity, Amortized Cost	285
More than one year to five years, Held to Maturity, Amortized Cost	2,756
More than five years to ten years, Held to Maturity, Amortized Cost	870
Due from ten years and greater, Held to Maturity, Amortized Cost	4,421
Held to maturity, Amortized Cost	8,332	9,961
Held-to-maturity Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
'Less than one year, Held to Maturity, Estimated Fair Value	289
More than one year to five years, Held to Maturity, Estimated Fair Value	2,824
More than five years to ten years, Held to maturity, Estimated Fair Value	958
More than Ten Years,Held to maturity estimated fair value	4,561
Held to Maturity, Estimated Fair Value	8,632	9,940
Government Agency Securities
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract]
More than one year to five years, Available for sale, Amortized Cost	1,591
Available for sale, Amortized Cost	1,591	1,873
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
More than one year, Available for sale, Estimated Fair Value	1,572
Available for sale, Estimated Fair value	1,572	1,815
SBA Securities
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract]
More than one year to five years, Available for sale, Amortized Cost	714
More than five years to ten years, Available for sale, Amortized Cost	3,957
Available for sale, Amortized Cost	4,671	5,354
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
More than one year, Available for sale, Estimated Fair Value	725
More than five years to ten years, Available for sale, Estimated Fair Value	3,966
Available for sale, Estimated Fair value	4,691	5,169
Mortgage-Backed Securities - Government Sponsored Agencies
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract]
Less than one year, Available for sale, Amortized Cost	3,663
More than one year to five years, Available for sale, Amortized Cost	13,027
More than five years to ten years, Available for sale, Amortized Cost	2,436
Available for sale, Amortized Cost	19,126	23,125
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
Less than one year, Available for sale, Estimated Fair Value	3,679
More than one year, Available for sale, Estimated Fair Value	13,059
More than five years to ten years, Available for sale, Estimated Fair Value	2,433
Available for sale, Estimated Fair value	19,171	22,541
Collateralized Mortgage Obligations
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract]
More than one year to five years, Available for sale, Amortized Cost	9,288
More than five years to ten years, Available for sale, Amortized Cost	2,353
Available for sale, Amortized Cost	11,641	12,696
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
More than one year, Available for sale, Estimated Fair Value	9,265
More than five years to ten years, Available for sale, Estimated Fair Value	2,389
Available for sale, Estimated Fair value	11,654	12,066
Corporate Debt Securities
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract]
Less than one year, Available for sale, Amortized Cost	70,914
More than one year to five years, Available for sale, Amortized Cost	2,002
More than five years to ten years, Available for sale, Amortized Cost	11,772
More than ten years, Available for sale, Amortized Cost	4,012
Available for sale, Amortized Cost	88,700	32,615
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
Less than one year, Available for sale, Estimated Fair Value	70,919
More than one year, Available for sale, Estimated Fair Value	2,008
More than five years to ten years, Available for sale, Estimated Fair Value	12,024
More than ten years, Available for sale, Estimated Fair Value	4,030
Available for sale, Estimated Fair value	88,981	32,171
Municipal Taxable Securities
Held-to-maturity Securities, Debt Maturities, Net Carrying Amount [Abstract]
Less than one year, Held to Maturity, Amortized Cost	285
More than one year to five years, Held to Maturity, Amortized Cost	2,716
More than five years to ten years, Held to Maturity, Amortized Cost	504
Held to maturity, Amortized Cost	3,505	4,290
Held-to-maturity Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
'Less than one year, Held to Maturity, Estimated Fair Value	289
More than one year to five years, Held to Maturity, Estimated Fair Value	2,784
More than five years to ten years, Held to maturity, Estimated Fair Value	579
Held to Maturity, Estimated Fair Value	3,652	4,432
Municipal Securities
Held-to-maturity Securities, Debt Maturities, Net Carrying Amount [Abstract]
More than one year to five years, Held to Maturity, Amortized Cost	40
More than five years to ten years, Held to Maturity, Amortized Cost	366
Due from ten years and greater, Held to Maturity, Amortized Cost	4,421
Held to maturity, Amortized Cost	4,827	5,671
Held-to-maturity Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
More than one year to five years, Held to Maturity, Estimated Fair Value	40
More than five years to ten years, Held to maturity, Estimated Fair Value	379
More than Ten Years,Held to maturity estimated fair value	4,561
Held to Maturity, Estimated Fair Value	$ 4,980	$ 5,508

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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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