Investments (Unrealized Gain (Loss) on Investments) (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Schedule of Investments [Line Items]
Amortized Cost	$ 135,746	$ 149,561
Gross Unrealized Gains	431	269
Gross Unrealized Losses	6,979	9,830
Investment securities - available-for-sale (at fair value)	129,198	140,000
OTTI in AOCI	(3,908)	(3,961)
Held-to-maturity amortized cost	98,354	97,169
Held-to-maturity Gross Unrealized Gains	2,466	1,410
Held-to-maturity gross unrealized losses	455	598
Investment securities - HTM	100,365	97,981
Held-to-maturity OTTI in AOCI	0	0
US government agencies [Member]
Schedule of Investments [Line Items]
Amortized Cost	25,000	25,000
Gross Unrealized Gains	0	0
Gross Unrealized Losses	576	747
Investment securities - available-for-sale (at fair value)	24,424	24,253
OTTI in AOCI	0	0
Held-to-maturity amortized cost	15,806	15,738
Held-to-maturity Gross Unrealized Gains	574	512
Held-to-maturity gross unrealized losses	0	0
Investment securities - HTM	16,380	16,250
Held-to-maturity OTTI in AOCI	0	0
Residential mortgage-backed agencies [Member]
Schedule of Investments [Line Items]
Held-to-maturity amortized cost	52,064	50,384
Held-to-maturity Gross Unrealized Gains	181	160
Held-to-maturity gross unrealized losses	385	279
Investment securities - HTM	51,860	50,265
Held-to-maturity OTTI in AOCI	0	0
Commercial mortgage-backed agencies [Member]
Schedule of Investments [Line Items]
Amortized Cost	42,854	52,978
Gross Unrealized Gains	7	1
Gross Unrealized Losses	518	757
Investment securities - available-for-sale (at fair value)	42,343	52,222
OTTI in AOCI	0	0
Held-to-maturity amortized cost	17,437	17,584
Held-to-maturity Gross Unrealized Gains	410	248
Held-to-maturity gross unrealized losses	0	0
Investment securities - HTM	17,847	17,832
Held-to-maturity OTTI in AOCI	0	0
Collateralized mortgage obligations [Member]
Schedule of Investments [Line Items]
Amortized Cost	29,416	19,953
Gross Unrealized Gains	5	13
Gross Unrealized Losses	400	399
Investment securities - available-for-sale (at fair value)	29,021	19,567
OTTI in AOCI	0	0
Held-to-maturity amortized cost	4,537	4,833
Held-to-maturity Gross Unrealized Gains	0	0
Held-to-maturity gross unrealized losses	61	149
Investment securities - HTM	4,476	4,684
Held-to-maturity OTTI in AOCI	0	0
Obligations of states and political subdivisions [Member]
Schedule of Investments [Line Items]
Amortized Cost	18,714	23,700
Gross Unrealized Gains	419	255
Gross Unrealized Losses	70	251
Investment securities - available-for-sale (at fair value)	19,063	23,704
OTTI in AOCI	0	0
Held-to-maturity amortized cost	8,510	8,630
Held-to-maturity Gross Unrealized Gains	1,301	490
Held-to-maturity gross unrealized losses	9	170
Investment securities - HTM	9,802	8,950
Held-to-maturity OTTI in AOCI	0	0
Collateralized debt obligations [Member]
Schedule of Investments [Line Items]
Amortized Cost	19,762	27,930
Gross Unrealized Gains	0	0
Gross Unrealized Losses	5,415	7,676
Investment securities - available-for-sale (at fair value)	14,347	20,254
OTTI in AOCI	$ (3,908)	$ (3,961)

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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