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Loans (Recorded Investment In Nonaccrual, Restructured And Loans Past Due 90 Days Or More And Accruing) (Details) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2011 | Dec. 31, 2010
--- | --- | ---
Financing Receivable, Recorded Investment [Line Items] |  |
Nonaccrual loans | $ 195,106 | $ 289,268
Accruing restructured loans | 28,683 |
Loans past due 90 days or more and accruing | 3,561 | 3,693
Total nonperforming loans | 227,350 | 292,961
Commercial, Financial And Agricultural [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Nonaccrual loans | 37,797 | 19,276
Accruing restructured loans | 2,848 |
Loans past due 90 days or more and accruing |  |
Total nonperforming loans | 40,645 | 19,276
Construction Real Estate - Vision Commercial Land And Development [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Nonaccrual loans | 25,761 | 87,424
Accruing restructured loans |  |
Loans past due 90 days or more and accruing |  |
Total nonperforming loans | 25,761 | 87,424
Construction Real Estate - Remaining Commercial [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Nonaccrual loans | 14,021 | 27,080
Accruing restructured loans | 11,891 |
Loans past due 90 days or more and accruing |  |
Total nonperforming loans | 25,912 | 27,080
Construction Real Estate - Mortgage [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Nonaccrual loans | 66 | 354
Accruing restructured loans |  |
Loans past due 90 days or more and accruing |  |
Total nonperforming loans | 66 | 354
Construction Real Estate - Installment [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Nonaccrual loans | 30 | 417
Accruing restructured loans |  |
Loans past due 90 days or more and accruing |  | 13
Total nonperforming loans | 30 | 430
Residential Real Estate - Commercial [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Nonaccrual loans | 43,461 | 60,227
Accruing restructured loans | 815 |
Loans past due 90 days or more and accruing |  |
Total nonperforming loans | 44,276 | 60,227
Residential Real Estate - Mortgage [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Nonaccrual loans | 25,201 | 32,479
Accruing restructured loans | 4,757 |
Loans past due 90 days or more and accruing | 2,610 | 2,175
Total nonperforming loans | 32,568 | 34,654
Residential Real Estate - HELOC [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Nonaccrual loans | 1,412 | 964
Accruing restructured loans |  |
Loans past due 90 days or more and accruing |  | 149
Total nonperforming loans | 1,412 | 1,113
Residential Real Estate - Installment [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Nonaccrual loans | 1,777 | 1,195
Accruing restructured loans | 98 |
Loans past due 90 days or more and accruing | 58 | 277
Total nonperforming loans | 1,933 | 1,472
Commercial Real Estate [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Nonaccrual loans | 43,704 | 57,941
Accruing restructured loans | 8,274 |
Loans past due 90 days or more and accruing |  | 20
Total nonperforming loans | 51,978 | 57,961
Consumer [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Nonaccrual loans | 1,876 | 1,911
Accruing restructured loans |  |
Loans past due 90 days or more and accruing | 893 | 1,059
Total nonperforming loans | 2,769 | 2,970
Leases [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Nonaccrual loans |  |
Accruing restructured loans |  |
Loans past due 90 days or more and accruing |  |
Total nonperforming loans |  |

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- Definition Reflects the recorded investment in nonaccrual loans, renegotiated loans not currently on nonaccrual, and loans which are contractually past due 90 days or more but whose interest continues to accrue. + References No definition available. + Details
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- Definition Restructured Loans + References No definition available. + Details
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- Definition Recorded investment in financing receivables that are 90 days or more past due and still accruing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6965416&loc=d3e5111-111524 -Subparagraph (d) + Details
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- Definition Recorded investment in financing receivables that are on nonaccrual status as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6965416&loc=d3e5111-111524 -Subparagraph (d) + Details
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