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Intangible Assets (Summary Of Intangible Assets, Net Of Accumulated Amortization Included In The Consolidated Statements) (Details) - USD ($) | 9 Months Ended
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Sep. 30, 2015 | Sep. 30, 2014
Goodwill And Intangible Assets Disclosure [Abstract] |  |  |
Goodwill, Beginning balance |  | $ 145,932,000 | $ 141,943,000
Goodwill, Amortization expense |  | 0 | 0
Goodwill, Ending balance |  | 145,932,000 | 141,943,000
Other Intangible Assets, Beginning Balance | [1] | 29,518,000 | 21,988,000
Other Intangible Assets, Amortization expense | [1] | (3,894,000) | (2,944,000)
Other Intangible Assets, Ending Balance | [1] | $ 25,624,000 | $ 19,044,000
[1] | Represents customer lists, acquired contracts, core deposit intangibles, and covenants not to compete.

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- Definition Goodwill amortization expense. + References No definition available. + Details
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- Definition Amortization Of Intangible Assets Excluding Goodwill + References No definition available. + Details
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
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- Definition Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16212-109274 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph ((a)(1),(b)) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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