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Investments (Unrealized Gain (Loss) on Investments) (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Schedule of Investments [Line Items]
Amortized Cost	$ 141,865	$ 144,123
Gross Unrealized Gains	213	132
Gross Unrealized Losses	5,564	6,614
Investment securities - available-for-sale (at fair value)	136,514	137,641
OTTI in AOCI	(2,075)	(1,966)
Held-to-maturity amortized cost	95,538	94,010
Held-to-maturity Gross Unrealized Gains	2,603	1,357
Held-to-maturity gross unrealized losses	777	1,607
Investment securities - HTM	97,364	93,760
Held-to-maturity OTTI in AOCI	0	0
US government agencies [Member]
Schedule of Investments [Line Items]
Amortized Cost	30,000	30,000
Gross Unrealized Gains	0	0
Gross Unrealized Losses	536	974
Investment securities - available-for-sale (at fair value)	29,464	29,026
OTTI in AOCI	0	0
Held-to-maturity amortized cost	16,054	16,017
Held-to-maturity Gross Unrealized Gains	401	120
Held-to-maturity gross unrealized losses	0	0
Investment securities - HTM	16,455	16,137
Held-to-maturity OTTI in AOCI	0	0
Residential mortgage-backed agencies [Member]
Schedule of Investments [Line Items]
Held-to-maturity amortized cost	45,312	46,491
Held-to-maturity Gross Unrealized Gains	15	6
Held-to-maturity gross unrealized losses	667	1,287
Investment securities - HTM	44,660	45,210
Held-to-maturity OTTI in AOCI	0	0
Commercial mortgage-backed agencies [Member]
Schedule of Investments [Line Items]
Amortized Cost	38,141	39,013
Gross Unrealized Gains	0	0
Gross Unrealized Losses	1,165	1,261
Investment securities - available-for-sale (at fair value)	36,976	37,752
OTTI in AOCI	0	0
Held-to-maturity amortized cost	15,745	15,821
Held-to-maturity Gross Unrealized Gains	213	75
Held-to-maturity gross unrealized losses	0	68
Investment securities - HTM	15,958	15,828
Held-to-maturity OTTI in AOCI	0	0
Collateralized mortgage obligations [Member]
Schedule of Investments [Line Items]
Amortized Cost	35,564	36,669
Gross Unrealized Gains	0	0
Gross Unrealized Losses	559	965
Investment securities - available-for-sale (at fair value)	35,005	35,704
OTTI in AOCI	0	0
Held-to-maturity amortized cost	3,753	3,761
Held-to-maturity Gross Unrealized Gains	0	0
Held-to-maturity gross unrealized losses	62	156
Investment securities - HTM	3,691	3,605
Held-to-maturity OTTI in AOCI	0	0
Obligations of states and political subdivisions [Member]
Schedule of Investments [Line Items]
Amortized Cost	19,798	20,083
Gross Unrealized Gains	213	132
Gross Unrealized Losses	94	333
Investment securities - available-for-sale (at fair value)	19,917	19,882
OTTI in AOCI	0	0
Held-to-maturity amortized cost	14,674	11,920
Held-to-maturity Gross Unrealized Gains	1,974	1,156
Held-to-maturity gross unrealized losses	48	96
Investment securities - HTM	16,600	12,980
Held-to-maturity OTTI in AOCI	0	0
Collateralized debt obligations [Member]
Schedule of Investments [Line Items]
Amortized Cost	18,362	18,358
Gross Unrealized Gains	0	0
Gross Unrealized Losses	3,210	3,081
Investment securities - available-for-sale (at fair value)	15,152	15,277
OTTI in AOCI	$ (2,075)	$ (1,966)

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Accumulated other comprehensive loss related to portion of other than temporary impairment (OTTI) due to factors other than credit losses on debt securities categorized as available-for-sale that an entity does not intend to sell and which it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis of the debt security. The amount represented by this item is net of tax, as applicable.

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