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Securities (Fair Value And Gross Unrealized Losses For Securities Available For Sale) (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than 12 months	$ 71,365	$ 20,411
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	1,999	144
Fair Value, 12 months or more	28,911	30,433
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	1,412	646
Fair Value, Total	100,276	50,844
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss	3,411	790
Obligations Of U.S. Government Corporations And Agencies [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than 12 months	6,203	4,455
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	211	58
Fair Value, 12 months or more	7,524	7,810
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	386	200
Fair Value, Total	13,727	12,265
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss	597	258
Mortgage-Backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than 12 months	45,579	11,885
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	1,194	59
Fair Value, 12 months or more	16,832	17,931
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	742	287
Fair Value, Total	62,411	29,816
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss	1,936	346
Obligations Of States And Political Subdivisions [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than 12 months	19,583	4,071
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	594	27
Fair Value, 12 months or more	4,555	4,692
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	284	159
Fair Value, Total	24,138	8,763
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss	$ 878	$ 186

X

- Definition

Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale that have been in a continuous loss position for twelve months or longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 6
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27290-111563

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27337-111563

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+ References

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-Publisher FASB
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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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+ References

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-Publisher FASB
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-Topic 320
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-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27337-111563

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