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Investments (Gross Unrealized Losses And Fair Value Of Investments) (Details) (USD $) In Thousands, unless otherwise specified | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2014 | Dec. 31, 2013
Schedule of Investments [Line Items] |  |
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value | $ 24,783 | $ 210,093
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss | 488 | 8,086
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value | 91,894 | 9,683
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss | 4,688 | 2,116
Securities available-for-sale, Total, Estimated Fair Value | 116,677 | 219,776
Securities available-for-sale, Total, Unrealized Loss | 5,176 | 10,202
Obligations Of States And Political Subdivisions [Member] |  |
Schedule of Investments [Line Items] |  |
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value | 1,641 | 5,600
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss | 3 | 87
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value | 445 | 243
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss | 10 | 19
Securities available-for-sale, Total, Estimated Fair Value | 2,086 | 5,843
Securities available-for-sale, Total, Unrealized Loss | 13 | 106
U.S. Government Agencies Mortgage-backed Securities [Member] |  |
Schedule of Investments [Line Items] |  |
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value | 22,774 | 195,661
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss | 341 | 7,113
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value | 80,798 | 5,040
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss | 2,782 | 197
Securities available-for-sale, Total, Estimated Fair Value | 103,572 | 200,701
Securities available-for-sale, Total, Unrealized Loss | 3,123 | 7,310
Private Label [Member] |  |
Schedule of Investments [Line Items] |  |
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value |  | 1,491
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss |  | 3
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value |  | 0
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss |  | 0
Securities available-for-sale, Total, Estimated Fair Value |  | 1,491
Securities available-for-sale, Total, Unrealized Loss |  | 3
Corporate Securities [Member] |  |
Schedule of Investments [Line Items] |  |
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value | 0 | 5,881
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss | 0 | 843
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value | 4,363 | 0
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss | 375 | 0
Securities available-for-sale, Total, Estimated Fair Value | 4,363 | 5,881
Securities available-for-sale, Total, Unrealized Loss | 375 | 843
Investment Funds [Member] |  |
Schedule of Investments [Line Items] |  |
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value | 0 | 1,460
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss | 0 | 40
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value | 1,483 | 0
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss | 17 | 0
Securities available-for-sale, Total, Estimated Fair Value | 1,483 | 1,460
Securities available-for-sale, Total, Unrealized Loss | 17 | 40
Trust Preferred Securities [Member] |  |
Schedule of Investments [Line Items] |  |
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value | 368 | 0
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss | 144 | 0
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value | 4,805 | 4,400
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss | 1,504 | 1,900
Securities available-for-sale, Total, Estimated Fair Value | 5,173 | 4,400
Securities available-for-sale, Total, Unrealized Loss | $ 1,648 | $ 1,900

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- Definition Amount of unrealized loss on securities classified as available-for-sale that have been in a 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=27724398&loc=d3e27290-111563 + Details
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- Definition Amount of unrealized loss on 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 6 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 + Details
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- Definition This item represents the aggregate fair value of investments in debt and equity securities in an unrealized loss position which are categorized neither as held-to-maturity nor trading securities. + 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)(1) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 + Details
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