Investments (Unrealized Gain (loss) On Investments) (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	$ 143,895	$ 158,335
Gross Unrealized Gains	1,554	2,448
Gross Unrealized Losses	(1,574)	(1,310)
Available for sale	143,875	159,473
Equity Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	164	164
Gross Unrealized Gains	126	69
Available for sale	290	233
U.S. Government And Agency Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	12,598	13,705
Gross Unrealized Gains	148	164
Gross Unrealized Losses	(26)	(33)
Available for sale	12,720	13,836
Municipal Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	62,763	67,851
Gross Unrealized Gains	793	1,555
Gross Unrealized Losses	(571)	(218)
Available for sale	62,985	69,188
Trust Preferred Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	5,979	5,958
Gross Unrealized Losses	(518)	(669)
Available for sale	5,461	5,289
Agency Mortgage-Backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	61,305	69,284
Gross Unrealized Gains	431	621
Gross Unrealized Losses	(452)	(386)
Available for sale	61,284	69,519
Private-Label Mortgage-Backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	1,053	1,335
Gross Unrealized Gains	56	39
Gross Unrealized Losses	(5)	(2)
Available for sale	1,104	1,372
Asset-Backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	33	38
Gross Unrealized Losses	(2)	(2)
Available for sale	$ 31	$ 36

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 25
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=65884222&loc=d3e22054-111558

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 5
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-URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27232-111563

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 45
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-URI http://asc.fasb.org/extlink&oid=66010992&loc=d3e26610-111562

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section S99
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