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Loans (Aging Of Recorded Investment In Past Due Loans) (Details) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2016 USD ($) contracts | Mar. 31, 2015 USD ($) contracts | Dec. 31, 2015 USD ($)
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Number of Contracts, During Period | contracts |  | 84 |  | 106 |  |
Accruing loans past due 30-89 days |  | $ 19,989 |  |  | $ 24,505 |
Past due nonaccrual loans and loans past due 90 days or more and accruing |  | 35,623 | [1] |  | 42,383 | [2]
Total loans past due |  | 55,612 |  |  | 66,888 |
Total current |  | 5,020,773 |  |  | 5,015,436 |
Recorded Investment |  | 5,076,385 |  |  | 5,082,324 |
Loans past due 90 days or more and accruing |  | 1,370 |  |  | 1,975 |
Financing Receivable, Modifications, Recorded Investment, During Period |  | $ 2,529 |  | $ 4,170 |  |
Commercial Financial And Agricultural [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Number of Contracts, During Period | contracts |  | 7 |  | 13 |  |
Accruing loans past due 30-89 days |  | $ 177 |  |  | 670 |
Past due nonaccrual loans and loans past due 90 days or more and accruing |  | 7,926 | [1] |  | 7,536 | [2]
Total loans past due |  | 8,103 |  |  | 8,206 |
Total current |  | 936,970 |  |  | 950,958 |
Loans past due 90 days or more and accruing |  | 8 |  |  |  |
Financing Receivable, Modifications, Recorded Investment, During Period |  | 847 |  | $ 995 |  |
Construction Real Estate, SEPH Commercial Land and Development [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Accruing loans past due 30-89 days |  | 0 |  |  |  |
Past due nonaccrual loans and loans past due 90 days or more and accruing |  | 2,043 | [1] |  | 2,044 | [2]
Total loans past due |  | 2,043 |  |  | 2,044 |
Recorded Investment | [3] | 2,043 |  |  | 2,044 |
Loans past due 90 days or more and accruing |  | $ 0 |  |  | 0 |
Construction Real Estate - Remaining Commercial [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Number of Contracts, During Period | contracts |  | 0 |  | 0 |  |
Accruing loans past due 30-89 days |  |  |  |  | 165 |
Past due nonaccrual loans and loans past due 90 days or more and accruing |  | $ 139 | [1] |  | 84 | [2]
Total loans past due |  | 139 |  |  | 249 |
Total current |  | 129,349 |  |  | 128,118 |
Recorded Investment |  | 129,488 |  |  | 128,367 |
Loans past due 90 days or more and accruing |  | $ 0 |  |  | 0 |
Construction Real Estate - Mortgage [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Number of Contracts, During Period | contracts |  | 0 |  | 1 |  |
Accruing loans past due 30-89 days |  | $ 52 |  |  | 63 |
Past due nonaccrual loans and loans past due 90 days or more and accruing | [2] |  |  |  | 7 |
Total loans past due |  | 52 |  |  | 70 |
Total current |  | 37,317 |  |  | 36,727 |
Recorded Investment |  | 37,369 |  |  | 36,797 |
Loans past due 90 days or more and accruing |  | $ 0 |  |  | 0 |
Financing Receivable, Modifications, Recorded Investment, During Period |  |  |  | $ 21 |  |
Construction Real Estate - Installment [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Number of Contracts, During Period | contracts |  | 0 |  | 0 |  |
Accruing loans past due 30-89 days |  | $ 158 |  |  | 200 |
Past due nonaccrual loans and loans past due 90 days or more and accruing |  | 18 | [1] |  | 46 | [2]
Total loans past due |  | 176 |  |  | 246 |
Total current |  | 5,785 |  |  | 6,308 |
Recorded Investment |  | 5,961 |  |  | 6,554 |
Loans past due 90 days or more and accruing |  | $ 0 |  |  | 0 |
Residential Real Estate - Commercial [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Number of Contracts, During Period | contracts |  | 2 |  | 3 |  |
Accruing loans past due 30-89 days |  | $ 498 |  |  | 325 |
Past due nonaccrual loans and loans past due 90 days or more and accruing |  | 10,296 | [1] |  | 19,521 | [2]
Total loans past due |  | 10,794 |  |  | 19,846 |
Total current |  | 401,527 |  |  | 391,739 |
Recorded Investment |  | 412,321 |  |  | 411,585 |
Loans past due 90 days or more and accruing |  | 0 |  |  |  |
Financing Receivable, Modifications, Recorded Investment, During Period |  | $ 617 |  | $ 513 |  |
Residential Real Estate - Mortgage [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Number of Contracts, During Period | contracts |  | 5 |  | 7 |  |
Accruing loans past due 30-89 days |  | $ 10,369 |  |  | 10,569 |
Past due nonaccrual loans and loans past due 90 days or more and accruing |  | 9,857 | [1] |  | 8,735 | [2]
Total loans past due |  | 20,226 |  |  | 19,304 |
Total current |  | 1,188,903 |  |  | 1,192,984 |
Recorded Investment |  | 1,209,129 |  |  | 1,212,288 |
Loans past due 90 days or more and accruing |  | 536 |  |  | 851 |
Financing Receivable, Modifications, Recorded Investment, During Period |  | $ 316 |  | $ 534 |  |
Residential Real Estate - HELOC [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Number of Contracts, During Period | contracts |  | 6 |  | 10 |  |
Accruing loans past due 30-89 days |  | $ 521 |  |  | 487 |
Past due nonaccrual loans and loans past due 90 days or more and accruing |  | 669 | [1] |  | 186 | [2]
Total loans past due |  | 1,190 |  |  | 673 |
Total current |  | 208,854 |  |  | 211,511 |
Recorded Investment |  | 210,044 |  |  | 212,184 |
Loans past due 90 days or more and accruing |  | 8 |  |  | 27 |
Financing Receivable, Modifications, Recorded Investment, During Period |  | 186 |  | $ 301 |  |
Residential Real Estate - Installment [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Accruing loans past due 30-89 days |  | 292 |  |  | 426 |
Past due nonaccrual loans and loans past due 90 days or more and accruing |  | 181 | [1] |  | 318 | [2]
Total loans past due |  | 473 |  |  | 744 |
Total current |  | 21,343 |  |  | 21,972 |
Recorded Investment |  | 21,816 |  |  | 22,716 |
Loans past due 90 days or more and accruing |  | $ 0 |  |  | 4 |
SEPH Commercial Land and Development [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Number of Contracts, During Period | contracts |  | 0 |  | 0 |  |
Commercial Financial And Agricultural [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Recorded Investment | [3] | $ 945,073 |  |  | 959,164 |
Commercial Real Estate [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Number of Contracts, During Period | contracts |  | 0 |  | 6 |  |
Accruing loans past due 30-89 days |  | $ 570 |  |  | 142 |
Past due nonaccrual loans and loans past due 90 days or more and accruing |  | 1,853 | [1] |  | 530 | [2]
Total loans past due |  | 2,423 |  |  | 672 |
Total current |  | 1,115,855 |  |  | 1,116,940 |
Recorded Investment | [3] | 1,118,278 |  |  | 1,117,612 |
Loans past due 90 days or more and accruing |  | $ 0 |  |  |  |
Financing Receivable, Modifications, Recorded Investment, During Period |  |  |  | $ 1,314 |  |
Consumer [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Number of Contracts, During Period | contracts |  | 64 |  | 66 |  |
Accruing loans past due 30-89 days |  | $ 7,352 |  |  | 11,458 |
Past due nonaccrual loans and loans past due 90 days or more and accruing |  | 2,641 | [1] |  | 3,376 | [2]
Total loans past due |  | 9,993 |  |  | 14,834 |
Total current |  | 972,014 |  |  | 955,309 |
Recorded Investment |  | 982,007 |  |  | 970,143 |
Loans past due 90 days or more and accruing |  | 818 |  |  | 1,093 |
Financing Receivable, Modifications, Recorded Investment, During Period |  | 563 |  | $ 492 |  |
Leases [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Accruing loans past due 30-89 days |  | 0 |  |  | 0 |
Past due nonaccrual loans and loans past due 90 days or more and accruing |  | 0 | [1] |  | 0 | [2]
Total loans past due |  | 0 |  |  | 0 |
Total current |  | 2,856 |  |  | 2,870 |
Recorded Investment |  | $ 2,856 |  |  | $ 2,870 |
Residential Real Estate - Installment [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Number of Contracts, During Period | contracts |  | 0 |  | 0 |  |
Accruing Financing Receivable Modifications [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Recorded Investment, During Period |  | $ 346 |  | $ 948 |  |
Accruing Financing Receivable Modifications [Member] | Commercial Financial And Agricultural [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Recorded Investment, During Period |  | 131 |  | 398 |  |
Accruing Financing Receivable Modifications [Member] | Construction Real Estate - Mortgage [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Recorded Investment, During Period |  | 0 |  | 0 |  |
Accruing Financing Receivable Modifications [Member] | Construction Real Estate - Installment [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Recorded Investment, During Period |  | 0 |  | 0 |  |
Accruing Financing Receivable Modifications [Member] | Residential Real Estate - Mortgage [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Recorded Investment, During Period |  | 99 |  | 328 |  |
Accruing Financing Receivable Modifications [Member] | Residential Real Estate - HELOC [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Recorded Investment, During Period |  | 64 |  | 193 |  |
Accruing Financing Receivable Modifications [Member] | Consumer [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Recorded Investment, During Period |  | 52 |  | 29 |  |
Nonaccruing Financing Receivable Modifications [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Recorded Investment, During Period |  | 2,183 |  | 3,222 |  |
Nonaccruing Financing Receivable Modifications [Member] | Commercial Financial And Agricultural [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Recorded Investment, During Period |  | 716 |  | 597 |  |
Nonaccruing Financing Receivable Modifications [Member] | Construction Real Estate - Mortgage [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Recorded Investment, During Period |  |  |  | 21 |  |
Nonaccruing Financing Receivable Modifications [Member] | Residential Real Estate - Commercial [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Recorded Investment, During Period |  | 617 |  | 513 |  |
Nonaccruing Financing Receivable Modifications [Member] | Residential Real Estate - Mortgage [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Recorded Investment, During Period |  | 217 |  | 206 |  |
Nonaccruing Financing Receivable Modifications [Member] | Residential Real Estate - HELOC [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Recorded Investment, During Period |  | 122 |  | 108 |  |
Nonaccruing Financing Receivable Modifications [Member] | Commercial Real Estate [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Recorded Investment, During Period |  |  |  | 1,314 |  |
Nonaccruing Financing Receivable Modifications [Member] | Consumer [Member] |  |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Recorded Investment, During Period |  | $ 511 |  | $ 463 |  |
[1] | Includes $1.4 million of loans past due 90 days or more and accruing. The remaining are past due nonaccrual loans.
[2] | * Includes $2.0 million of loans past due 90 days or more and accruing. The remaining are past due nonaccrual loans.
[3] | Included within commercial, financial and agricultural loans and commercial real estate loans is an immaterial amount of consumer loans that are not broken out by class.

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