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Change in Accumulated Other Comprehensive Income (Changes To Accumulated Other Comprehensive Income By Components) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	$ 1,051	$ 1,315
Other comprehensive income before reclassifications	938	694
Reclassification adjustments	(86)	(74)
Tax effect of current period changes	(289)	(212)
Total other comprehensive income	563	408
Ending balance	1,614	1,723
Unrealized Gains And Losses On Available For Sale Securities [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	1,012	1,466
Other comprehensive income before reclassifications	938	677
Reclassification adjustments	(86)	(74)
Tax effect of current period changes	(289)	(206)
Total other comprehensive income	563	397
Ending balance	1,575	1,863
Change In Fair Value Of Interest Rate Swap [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	0	(190)
Other comprehensive income before reclassifications	0	17
Reclassification adjustments	0
Tax effect of current period changes	0	(6)
Total other comprehensive income	0	11
Ending balance	0	(179)
Change In Benefit Obligations And Plan Assets For The Post Retirement Benefit Plan [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	39	39
Ending balance	$ 39	$ 39

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Other Comprehensive Income (Loss), Tax Effect Of Current Period Changes

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 11
-URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e637-108580

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 14
-URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e681-108580

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 14A
-URI http://asc.fasb.org/extlink&oid=36458714&loc=SL7669686-108580

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 31
-Article 5

Reference 5: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
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-Number 210
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Amount before tax and reclassification adjustments of other comprehensive income (loss).

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Topic 220
-SubTopic 10
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Amount after tax and reclassification adjustments of other comprehensive income (loss).

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
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Amount before tax of reclassification adjustments of other comprehensive income (loss).

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-Topic 220
-SubTopic 10
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