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Investments (Gross Unrealized Losses And Fair Value Of Investments) (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2014 | Dec. 31, 2013
Schedule of Investments [Line Items] |  |
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value | $ 161,211 | $ 210,093
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss | 4,979 | 8,086
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value | 18,110 | 9,683
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss | 2,662 | 2,116
Securities available-for-sale, Total, Estimated Fair Value | 179,321 | 219,776
Securities available-for-sale, Total, Unrealized Loss | 7,641 | 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 | 3,261 | 5,600
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss | 43 | 87
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value | 118 | 243
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss | 12 | 19
Securities available-for-sale, Total, Estimated Fair Value | 3,379 | 5,843
Securities available-for-sale, Total, Unrealized Loss | 55 | 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 | 149,819 | 195,661
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss | 4,160 | 7,113
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value | 13,627 | 5,040
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss | 712 | 197
Securities available-for-sale, Total, Estimated Fair Value | 163,446 | 200,701
Securities available-for-sale, Total, Unrealized Loss | 4,872 | 7,310
Private Label [Member] |  |
Schedule of Investments [Line Items] |  |
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value | 0 | 1,491
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss | 0 | 3
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 | 0 | 1,491
Securities available-for-sale, Total, Unrealized Loss | 0 | 3
Corporate Securities [Member] |  |
Schedule of Investments [Line Items] |  |
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value | 6,162 | 5,881
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss | 567 | 843
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 | 6,162 | 5,881
Securities available-for-sale, Total, Unrealized Loss | 567 | 843
Investment Funds [Member] |  |
Schedule of Investments [Line Items] |  |
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value | 1,468 | 1,460
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss | 32 | 40
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value | 0 |
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss | 0 | 0
Securities available-for-sale, Total, Estimated Fair Value | 1,468 | 1,460
Securities available-for-sale, Total, Unrealized Loss | 32 | 40
Trust Preferred Securities [Member] |  |
Schedule of Investments [Line Items] |  |
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value | 501 | 0
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss | 177 | 0
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value | 4,365 | 4,400
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss | 1,938 | 1,900
Securities available-for-sale, Total, Estimated Fair Value | 4,866 | 4,400
Securities available-for-sale, Total, Unrealized Loss | $ 2,115 | $ 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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