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Loans (Loans Individually And Collectively Evaluated For Impairment) (Details) (USD $) In Thousands, unless otherwise specified | Sep. 30, 2011 | Dec. 31, 2010
--- | --- | ---
Financing Receivable, Impaired [Line Items] |  |
Nonaccrual and accruing restructured loans | $ 229,929 | $ 289,268
Loans individually evaluated for impairment | 192,464 | 250,933
Loans collectively evaluated for impairment | 37,465 | 38,335
Commercial, Financial And Agricultural [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Nonaccrual and accruing restructured loans | 24,925 | 19,276
Loans individually evaluated for impairment | 24,925 | 19,205
Loans collectively evaluated for impairment |  | 71
Construction Real Estate - Vision Commercial Land And Development [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Nonaccrual and accruing restructured loans | 43,602 | 87,424
Loans individually evaluated for impairment | 42,036 | 86,491
Loans collectively evaluated for impairment | 1,566 | 933
Construction Real Estate - Remaining Commercial [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Nonaccrual and accruing restructured loans | 33,961 | 27,080
Loans individually evaluated for impairment | 33,961 | 27,080
Construction Real Estate - Mortgage [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Nonaccrual and accruing restructured loans | 66 | 354
Loans collectively evaluated for impairment | 66 | 354
Construction Real Estate - Installment [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Nonaccrual and accruing restructured loans | 107 | 417
Loans collectively evaluated for impairment | 107 | 417
Residential Real Estate - Commercial [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Nonaccrual and accruing restructured loans | 47,422 | 60,227
Loans individually evaluated for impairment | 47,422 | 60,227
Residential Real Estate - Mortgage [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Nonaccrual and accruing restructured loans | 30,369 | 32,479
Loans collectively evaluated for impairment | 30,369 | 32,479
Residential Real Estate - HELOC [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Nonaccrual and accruing restructured loans | 1,420 | 964
Loans collectively evaluated for impairment | 1,420 | 964
Residential Real Estate - Installment [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Nonaccrual and accruing restructured loans | 1,975 | 1,195
Loans collectively evaluated for impairment | 1,975 | 1,195
Commercial Real Estate [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Nonaccrual and accruing restructured loans | 44,099 | 57,941
Loans individually evaluated for impairment | 44,099 | 57,930
Loans collectively evaluated for impairment |  | 11
Consumer [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Nonaccrual and accruing restructured loans | 1,983 | 1,911
Loans individually evaluated for impairment | 21 |
Loans collectively evaluated for impairment | 1,962 | 1,911
Leases [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Nonaccrual and accruing restructured loans |  |
Loans individually evaluated for impairment |  |
Loans collectively evaluated for impairment |  |

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- Definition The balance of financing receivables that were collectively evaluated for impairment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -URI http://asc.fasb.org/extlink&oid=6965416&loc=SL6953423-111524 -Subparagraph (h) + Details
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- Definition The balance of financing receivables that were individually evaluated for impairment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -URI http://asc.fasb.org/extlink&oid=6965416&loc=SL6953423-111524 -Subparagraph (h) + Details
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