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Investments (Gross Unrealized Losses And Fair Value Of Investments) (Details) - USD ($) $ in Thousands | Mar. 31, 2016 | Dec. 31, 2015
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Schedule of Investments [Line Items] |  |
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value | $ 5,121 | $ 142,874
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss | 264 | 867
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value | 40,013 | 42,660
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss | 2,104 | 2,650
Securities available-for-sale, Total, Estimated Fair Value | 45,134 | 185,534
Securities available-for-sale, Total, Unrealized Loss | 2,368 | 3,517
Obligations Of States And Political Subdivisions [Member] |  |
Schedule of Investments [Line Items] |  |
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value | 0 | 2,406
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss | 0 | 5
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value | 0 | 128
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss | 0 | 2
Securities available-for-sale, Total, Estimated Fair Value | 0 | 2,534
Securities available-for-sale, Total, Unrealized Loss | 0 | 7
U.S. Government Agencies Mortgage-backed Securities [Member] |  |
Schedule of Investments [Line Items] |  |
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value | 18 | 129,612
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss | 1 | 688
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value | 33,433 | 34,044
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss | 379 | 1,333
Securities available-for-sale, Total, Estimated Fair Value | 33,451 | 163,656
Securities available-for-sale, Total, Unrealized Loss | 380 | 2,021
Private Label [Member] |  |
Schedule of Investments [Line Items] |  |
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value | 955 | 0
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss | 1 | 0
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value | 0 | 0
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss | 0 | 0
Securities available-for-sale, Total, Estimated Fair Value | 955 | 0
Securities available-for-sale, Total, Unrealized Loss | 1 | 0
Corporate Securities [Member] |  |
Schedule of Investments [Line Items] |  |
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value | 4,148 | 10,856
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss | 262 | 174
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value | 2,197 | 2,231
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss | 181 | 147
Securities available-for-sale, Total, Estimated Fair Value | 6,345 | 13,087
Securities available-for-sale, Total, Unrealized Loss | 443 | 321
Money Market Funds [Member] |  |
Schedule of Investments [Line Items] |  |
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value | 0 | 0
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss | 0 | 0
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value | 0 | 1,488
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss | 0 | 13
Securities available-for-sale, Total, Estimated Fair Value | 0 | 1,488
Securities available-for-sale, Total, Unrealized Loss | 0 | 13
Trust Preferred Securities [Member] |  |
Schedule of Investments [Line Items] |  |
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value | 0 | 0
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss | 0 | 0
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value | 4,383 | 4,769
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss | 1,544 | 1,155
Securities available-for-sale, Total, Estimated Fair Value | 4,383 | 4,769
Securities available-for-sale, Total, Unrealized Loss | $ 1,544 | $ 1,155

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- 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=27724398&loc=d3e27290-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563 + Details
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