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Loans (Loans Individually Evaluated For Impairment By Class Of Loans) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2015 | Sep. 30, 2014 | Sep. 30, 2015 | Sep. 30, 2014 | Dec. 31, 2014
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Unpaid principal balance | $ 99,172 |  | $ 99,172 |  | $ 106,156
Recorded investment | 69,224 | $ 76,231 | 69,224 | $ 76,231 | 73,712
Allowance for loan losses allocated | 5,738 |  | 5,738 |  | 3,660
Impaired Financing Receivable, Average Recorded Investment | 69,933 | 89,455 | 69,541 | 98,690 |
Impaired Financing Receivable, Interest Income, Cash Basis Method | 409 | 664 | 1,513 | 2,081 |
Commercial Financial And Agricultural [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Recorded investment | 19,154 | 23,186 | 19,154 | 23,186 |
Impaired Financing Receivable, Average Recorded Investment | 19,793 | 18,764 | 19,056 | 19,362 |
Impaired Financing Receivable, Interest Income, Cash Basis Method | 35 | 68 | 306 | 204 |
Commercial Financial And Agricultural [Member] | Financing Receivable With No Related Allowance Recorded [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Unpaid principal balance | 18,724 |  | 18,724 |  | 30,601
Recorded investment | 4,758 |  | 4,758 |  | 17,883
Allowance for loan losses allocated | 0 |  | 0 |  | 0
Commercial Financial And Agricultural [Member] | Financing Receivable With A Related Allowance Recorded [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Unpaid principal balance | 18,573 |  | 18,573 |  | 1,251
Recorded investment | 14,396 |  | 14,396 |  | 1,223
Allowance for loan losses allocated | 2,495 |  | 2,495 |  | 981
Construction Real Estate, SEPH Commercial Land and Development [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Recorded investment | 2,045 | 2,097 | 2,045 | 2,097 |
Impaired Financing Receivable, Average Recorded Investment | 2,068 | 3,653 | 2,073 | 4,130 |
Impaired Financing Receivable, Interest Income, Cash Basis Method | 0 | 12 | 8 | 134 |
Construction Real Estate, SEPH Commercial Land and Development [Member] | Financing Receivable With No Related Allowance Recorded [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Unpaid principal balance | 10,835 |  | 10,835 |  | 11,026
Recorded investment | 2,045 |  | 2,045 |  | 2,078
Allowance for loan losses allocated | 0 |  | 0 |  | 0
Construction Real Estate, SEPH Commercial Land and Development [Member] | Financing Receivable With A Related Allowance Recorded [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Unpaid principal balance | 0 |  | 0 |  |
Recorded investment | 0 |  | 0 |  |
Allowance for loan losses allocated | 0 |  | 0 |  | 0
Construction Real Estate - Remaining Commercial [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Recorded investment | 5,993 | 5,970 | 5,993 | 5,970 |
Impaired Financing Receivable, Average Recorded Investment | 6,059 | 8,561 | 5,771 | 9,587 |
Impaired Financing Receivable, Interest Income, Cash Basis Method | 2 | 2 | 13 | 56 |
Construction Real Estate - Remaining Commercial [Member] | Financing Receivable With No Related Allowance Recorded [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Unpaid principal balance | 2,242 |  | 2,242 |  | 1,427
Recorded investment | 1,263 |  | 1,263 |  | 391
Allowance for loan losses allocated | 0 |  | 0 |  | 0
Construction Real Estate - Remaining Commercial [Member] | Financing Receivable With A Related Allowance Recorded [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Unpaid principal balance | 4,730 |  | 4,730 |  | 5,218
Recorded investment | 4,730 |  | 4,730 |  | 5,218
Allowance for loan losses allocated | 2,118 |  | 2,118 |  | 1,812
Residential Real Estate - Commercial [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Recorded investment | 24,370 | 23,640 | 24,370 | 23,640 |
Impaired Financing Receivable, Average Recorded Investment | 24,560 | 27,765 | 24,784 | 29,632 |
Impaired Financing Receivable, Interest Income, Cash Basis Method | 240 | 255 | 768 | 825 |
Residential Real Estate - Commercial [Member] | Financing Receivable With No Related Allowance Recorded [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Unpaid principal balance | 23,940 |  | 23,940 |  | 25,822
Recorded investment | 22,264 |  | 22,264 |  | 23,352
Allowance for loan losses allocated | 0 |  | 0 |  | 0
Residential Real Estate - Commercial [Member] | Financing Receivable With A Related Allowance Recorded [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Unpaid principal balance | 2,225 |  | 2,225 |  | 1,578
Recorded investment | 2,106 |  | 2,106 |  | 1,578
Allowance for loan losses allocated | 637 |  | 637 |  | 605
Commercial Real Estate [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Recorded investment | 17,662 | 21,303 | 17,662 | 21,303 |
Impaired Financing Receivable, Average Recorded Investment | 17,453 | 30,644 | 17,857 | 35,458 |
Impaired Financing Receivable, Interest Income, Cash Basis Method | 132 | 327 | 418 | 862 |
Commercial Real Estate [Member] | Financing Receivable With No Related Allowance Recorded [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Unpaid principal balance | 12,285 |  | 12,285 |  | 27,923
Recorded investment | 12,044 |  | 12,044 |  | 20,696
Allowance for loan losses allocated | 0 |  | 0 |  | 0
Commercial Real Estate [Member] | Financing Receivable With A Related Allowance Recorded [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Unpaid principal balance | 5,618 |  | 5,618 |  | 1,310
Recorded investment | 5,618 |  | 5,618 |  | 1,293
Allowance for loan losses allocated | 488 |  | 488 |  | $ 262
Consumer [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Recorded investment |  | 35 |  | 35 |
Impaired Financing Receivable, Average Recorded Investment |  | 68 |  | 521 |
Impaired Financing Receivable, Interest Income, Cash Basis Method | $ 0 | $ 0 | $ 0 | $ 0 |

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