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Loans (Loans Individually And Collectively Evaluated For Impairment) (Details) - USD ($) $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2016 | Dec. 31, 2015
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | $ 6,287 | $ 4,191
Nonaccrual and accruing restructured loans | 129,207 | 120,975
Nonaccrual and accruing restructured loans, loans individually evaluated for impairment | 90,844 | 80,664
Nonaccrual and accruing restructured loans, loans collectively evaluated for impairment | 38,363 | 40,311
Partial Charge-Offs On Impaired Loans | 24,358 | 28,705
Commercial Financial And Agricultural [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Nonaccrual and accruing restructured loans | 29,823 | 30,623
Nonaccrual and accruing restructured loans, loans individually evaluated for impairment | 29,779 | 30,595
Nonaccrual and accruing restructured loans, loans collectively evaluated for impairment | 44 | 28
Construction Real Estate, SEPH Commercial Land and Development [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Nonaccrual and accruing restructured loans | 1,700 | 2,044
Nonaccrual and accruing restructured loans, loans individually evaluated for impairment | 1,700 | 2,044
Construction Real Estate - Remaining Commercial [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Nonaccrual and accruing restructured loans | 4,386 | 4,676
Nonaccrual and accruing restructured loans, loans individually evaluated for impairment | 4,386 | 4,676
Nonaccrual and accruing restructured loans, loans collectively evaluated for impairment | 0 | 0
Construction Real Estate - Mortgage [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Nonaccrual and accruing restructured loans | 107 | 117
Nonaccrual and accruing restructured loans, loans individually evaluated for impairment | 0 | 0
Nonaccrual and accruing restructured loans, loans collectively evaluated for impairment | 107 | 117
Construction Real Estate - Installment [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Nonaccrual and accruing restructured loans | 158 | 178
Nonaccrual and accruing restructured loans, loans individually evaluated for impairment | 0 | 0
Nonaccrual and accruing restructured loans, loans collectively evaluated for impairment | 158 | 178
Residential Real Estate - Commercial [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Nonaccrual and accruing restructured loans | 25,070 | 25,324
Nonaccrual and accruing restructured loans, loans individually evaluated for impairment | 25,070 | 25,324
Nonaccrual and accruing restructured loans, loans collectively evaluated for impairment | 0 | 0
Residential Real Estate - Mortgage [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Nonaccrual and accruing restructured loans | 31,043 | 30,521
Nonaccrual and accruing restructured loans, loans individually evaluated for impairment | 0 | 0
Nonaccrual and accruing restructured loans, loans collectively evaluated for impairment | 31,043 | 30,521
Residential Real Estate - HELOC [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Nonaccrual and accruing restructured loans | 2,464 | 2,622
Nonaccrual and accruing restructured loans, loans individually evaluated for impairment | 0 | 0
Nonaccrual and accruing restructured loans, loans collectively evaluated for impairment | 2,464 | 2,622
Residential Real Estate - Installment [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Nonaccrual and accruing restructured loans | 1,241 | 2,292
Nonaccrual and accruing restructured loans, loans individually evaluated for impairment | 0 | 0
Nonaccrual and accruing restructured loans, loans collectively evaluated for impairment | 1,241 | 2,292
Commercial Real Estate [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 275 | 381
Nonaccrual and accruing restructured loans | 29,889 | 18,025
Nonaccrual and accruing restructured loans, loans individually evaluated for impairment | 29,889 | 18,025
Nonaccrual and accruing restructured loans, loans collectively evaluated for impairment | 0 | 0
Consumer [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 20 | 0
Nonaccrual and accruing restructured loans | 3,326 | 4,553
Nonaccrual and accruing restructured loans, loans individually evaluated for impairment | 20 |
Nonaccrual and accruing restructured loans, loans collectively evaluated for impairment | 3,306 | 4,553
Financing Receivable With No Related Allowance Recorded [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Partial Charge-Offs On Impaired Loans | $ 20,200 | $ 24,200

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