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Investments (Aggregate Carrying And Approximate Market Values Of Available-For-Sale Securities) (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Schedule of Available-for-sale Securities [Line Items]
Securities available-for-sale, Amortized Cost	$ 356,360	$ 367,884
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax	8,290	5,099
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax	2,368	3,517
Securities available-for-sale	362,282	369,466
U.S Treasuries and U.S. Government Agencies [Member]
Schedule of Available-for-sale Securities [Line Items]
Securities available-for-sale, Amortized Cost	4	5
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax	0	0
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax	0	0
Securities available-for-sale	4	5
Obligations Of States And Political Subdivisions [Member]
Schedule of Available-for-sale Securities [Line Items]
Securities available-for-sale, Amortized Cost	48,632	49,725
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax	1,293	979
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax	0	7
Securities available-for-sale	49,925	50,697
U.S. Government Agencies Mortgage-backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Securities available-for-sale, Amortized Cost	276,666	287,933
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax	4,920	2,285
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax	380	2,021
Securities available-for-sale	281,206	288,197
Private Label [Member]
Schedule of Available-for-sale Securities [Line Items]
Securities available-for-sale, Amortized Cost	1,155	1,222
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax	2	9
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax	1	0
Securities available-for-sale	1,156	1,231
Trust Preferred Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Securities available-for-sale, Amortized Cost	6,454	6,550
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax	579	463
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax	1,544	1,155
Securities available-for-sale	5,489	5,858
Corporate Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Securities available-for-sale, Amortized Cost	19,788	18,793
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax	352	221
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax	443	321
Securities available-for-sale	19,697	18,693
Debt Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Securities available-for-sale, Amortized Cost	352,699	364,228
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax	7,146	3,957
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax	2,368	3,504
Securities available-for-sale	357,477	364,681
Marketable Equity Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Securities available-for-sale, Amortized Cost	2,136	2,131
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax	1,136	1,142
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax	0	0
Securities available-for-sale	3,272	3,273
Money Market Funds [Member]
Schedule of Available-for-sale Securities [Line Items]
Securities available-for-sale, Amortized Cost	1,525	1,525
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax	8	0
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax	0	13
Securities available-for-sale	$ 1,533	$ 1,512

X

- Definition

Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt securities classified as available-for-sale.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563

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Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt securities classified as available-for-sale.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.2)
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