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Allowance For Loan And Lease Losses (Allocation Of Allowance For Loan And Lease Losses) (Details) (USD $) In Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Sep. 30, 2011 | Sep. 30, 2011 | Dec. 31, 2010 | Sep. 30, 2010
Impaired noncovered loans and leases | $ 254,184 | [1] | $ 254,184 | [1] | $ 227,765 | [2] | $ 218,046 | [1]
Total impaired noncovered loans and leases | 119,599 |  | 119,599 |  | 107,779 |  |  |
Total impaired loans not covered by loss share |  |  |  |  |  |  | 57,968 |
Average balance | 123,805 |  | 119,034 |  | 51,306 |  |  |
Unpaid principal balance | 125,078 |  | 125,078 |  | 108,505 |  |  |
Interest Income Recognized | 594 |  | 2,267 |  | 4,308 |  |  |
Construction And Land Development - Commercial [Member] | With A Recorded Allowance [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 4,897 |  | 4,897 |  | 28,327 |  |  |
Commercial Mortgage [Member] | With A Recorded Allowance [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 59,491 |  | 59,491 |  | 52,658 |  |  |
Other Commercial Real Estate [Member] | With A Recorded Allowance [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 580 |  | 580 |  | 964 |  |  |
Residential Mortgage [Member] | With A Recorded Allowance [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 12,033 |  | 12,033 |  | 6,162 |  |  |
Commercial And Industrial [Member] | With A Recorded Allowance [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 7,099 |  | 7,099 |  | 11,624 |  |  |
Other [Member] | With A Recorded Allowance [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 0 |  | 0 |  | 76 |  |  |
Consumer [Member] | With A Recorded Allowance [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 992 |  | 992 |  | 102 |  |  |
Lease Financing [Member] | With A Recorded Allowance [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 339 |  | 339 |  | 693 |  |  |
Construction And Land Development - Non - Commercial [Member] | With A Recorded Allowance [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 2,844 |  | 2,844 |  | 514 |  |  |
With A Recorded Allowance [Member] |  |  |  |  |  |  |  |
Total impaired noncovered loans and leases | 88,275 |  | 88,275 |  | 101,120 |  |  |
Total impaired loans not covered by loss share |  |  |  |  |  |  | 50,620 |
Construction And Land Development - Commercial [Member] | With No Recorded Allowance [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 17,104 |  | 17,104 |  | 0 |  |  |
Commercial Mortgage [Member] | With No Recorded Allowance [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 7,097 |  | 7,097 |  | 5,294 |  |  |
Other Commercial Real Estate [Member] | With No Recorded Allowance [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 0 |  | 0 |  | 0 |  |  |
Residential Mortgage [Member] | With No Recorded Allowance [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 0 |  | 0 |  | 0 |  |  |
Commercial And Industrial [Member] | With No Recorded Allowance [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 7,123 |  | 7,123 |  | 1,365 |  |  |
Other [Member] | With No Recorded Allowance [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 0 |  | 0 |  | 0 |  |  |
Consumer [Member] | With No Recorded Allowance [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 0 |  | 0 |  | 0 |  |  |
Lease Financing [Member] | With No Recorded Allowance [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 0 |  | 0 |  | 0 |  |  |
Construction And Land Development - Non - Commercial [Member] | With No Recorded Allowance [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 0 |  | 0 |  | 0 |  |  |
With No Recorded Allowance [Member] |  |  |  |  |  |  |  |
Total impaired noncovered loans and leases | 31,324 |  | 31,324 |  | 6,659 |  |  |
Total impaired loans not covered by loss share |  |  |  |  |  |  | 7,348 |
Construction And Land Development - Commercial [Member] | Related Allowance Recorded [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 310 |  | 310 |  | 5,883 |  |  |
Commercial Mortgage [Member] | Related Allowance Recorded [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 4,641 |  | 4,641 |  | 4,601 |  |  |
Other Commercial Real Estate [Member] | Related Allowance Recorded [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 43 |  | 43 |  | 67 |  |  |
Residential Mortgage [Member] | Related Allowance Recorded [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 1,025 |  | 1,025 |  | 384 |  |  |
Commercial And Industrial [Member] | Related Allowance Recorded [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 433 |  | 433 |  | 598 |  |  |
Other [Member] | Related Allowance Recorded [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 0 |  | 0 |  | 7 |  |  |
Consumer [Member] | Related Allowance Recorded [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 45 |  | 45 |  | 9 |  |  |
Lease Financing [Member] | Related Allowance Recorded [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 25 |  | 25 |  | 58 |  |  |
Construction And Land Development - Non - Commercial [Member] | Related Allowance Recorded [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 92 |  | 92 |  | 13 |  |  |
Related Allowance Recorded [Member] |  |  |  |  |  |  |  |
Total impaired noncovered loans and leases | 6,614 |  | 6,614 |  | 11,620 |  |  |
Total impaired loans not covered by loss share |  |  |  |  |  |  | 9,648 |
Construction And Land Development - Commercial [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 22,001 |  | 22,001 |  | 28,327 |  |  |
Average balance | 24,311 |  | 27,151 |  | 19,235 |  |  |
Unpaid principal balance | 27,162 |  | 27,162 |  | 28,610 |  |  |
Interest Income Recognized | 5 |  | 109 |  | 736 |  |  |
Commercial Mortgage [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 66,588 |  | 66,588 |  | 57,952 |  |  |
Average balance | 68,436 |  | 66,110 |  | 25,451 |  |  |
Unpaid principal balance | 66,906 |  | 66,906 |  | 59,760 |  |  |
Interest Income Recognized | 297 |  | 1,375 |  | 2,548 |  |  |
Other Commercial Real Estate [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 580 |  | 580 |  | 964 |  |  |
Average balance | 1,175 |  | 1,065 |  | 353 |  |  |
Unpaid principal balance | 580 |  | 580 |  | 964 |  |  |
Interest Income Recognized | 0 |  | 25 |  | 42 |  |  |
Commercial And Industrial [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 14,222 |  | 14,222 |  | 12,989 |  |  |
Average balance | 14,142 |  | 12,741 |  | 3,420 |  |  |
Unpaid principal balance | 14,222 |  | 14,222 |  | 11,624 |  |  |
Interest Income Recognized | 149 |  | 372 |  | 663 |  |  |
Lease Financing [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 339 |  | 339 |  | 693 |  |  |
Average balance | 478 |  | 653 |  | 281 |  |  |
Unpaid principal balance | 339 |  | 339 |  | 693 |  |  |
Interest Income Recognized | 3 |  | 15 |  | 37 |  |  |
Other [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 0 |  | 0 |  | 76 |  |  |
Average balance | 0 |  | 38 |  | 31 |  |  |
Unpaid principal balance | 0 |  | 0 |  | 76 |  |  |
Interest Income Recognized | 0 |  | 0 |  | 5 |  |  |
Residential Mortgage [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 12,033 |  | 12,033 |  | 6,162 |  |  |
Average balance | 11,567 |  | 9,121 |  | 2,314 |  |  |
Unpaid principal balance | 12,033 |  | 12,033 |  | 6,162 |  |  |
Interest Income Recognized | 100 |  | 276 |  | 212 |  |  |
Construction And Land Development - Non - Commercial [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 2,844 |  | 2,844 |  | 514 |  |  |
Average balance | 2,703 |  | 1,608 |  | 182 |  |  |
Unpaid principal balance | 2,844 |  | 2,844 |  | 514 |  |  |
Interest Income Recognized | 38 |  | 83 |  | 56 |  |  |
Consumer [Member] |  |  |  |  |  |  |  |
Impaired noncovered loans and leases | 992 |  | 992 |  | 102 |  |  |
Average balance | 993 |  | 547 |  | 39 |  |  |
Unpaid principal balance | 992 |  | 992 |  | 102 |  |  |
Interest Income Recognized | $ 2 |  | $ 12 |  | $ 9 |  |  |
[1] | Unaudited
[2] | Derived from 2010 Annual Report on Form 10-K.

X
- Definition This is the result of the average balance during the period of total loans managed or securitized less securitized loans and loans that are in the process of being securitized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=6942082&loc=d3e107314-111719 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 140 -Paragraph 17 -Subparagraph i -Clause 4 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition The interest income recognized during the time within that period that the financing receivables were impaired. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=6965416&loc=d3e5212-111524 -Subparagraph (c)(2) + Details
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- Definition The recorded investment related to impaired financing receivables. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=6965416&loc=SL6953550-111524 -Subparagraph (b) + Details
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- Definition The unpaid principal balance related to impaired financing receivables. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=6965416&loc=d3e5212-111524 + Details
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- Definition The allowance for loan and lease losses represents the reserve to cover probable credit losses related to specifically identified loans and leases, as well as probable credit losses inherent in the remainder of the loan portfolio as of the balance sheet date. For banks, include currently required allocated transfer risk reserves. Include carryover of or adjustments to the allowance for loan losses in connection with business combinations determined to be appropriate. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher OTS -Name Federal Regulation (FR) -Number Title 12 -Chapter V -Section 563c.102 -Paragraph 8 -Subparagraph a(ii) -Subsection I -LegacyDoc This is a non-GAAP reference that was included in the 2009 taxonomy. It will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 6 -Section L -Subsection 1 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 114 -Paragraph 20 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(d)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 9 -Section 03 -Paragraph 7 -Subparagraph d Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 5 -Paragraph 8, 9 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(1)(ii) -URI http://asc.fasb.org/extlink&oid=6379141&loc=d3e15032-111544 + Details
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- Definition The allowance for other loan and lease losses represents the reserve to cover probable credit losses related to specifically identified other loans and leases, as well as probable credit losses inherent in the remainder of the other loan portfolio as of the balance sheet date. For banks, include currently required allocated transfer risk reserves. Include carryover of or adjustments to the allowance for other loan losses in connection with business combinations determined to be appropriate. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(d)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 5 -Paragraph 8 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 114 -Paragraph 20 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6951948&loc=d3e18832-111554 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 9 -Section 03 -Paragraph 7 -Subparagraph d Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6228006&loc=d3e74567-122707 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 5 -Paragraph 9 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6951948&loc=d3e18805-111554 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 6 -Section L -Subsection 1 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher OTS -Name Federal Regulation (FR) -Number Title 12 -Chapter V -Section 563c.102 -Paragraph 8 -Subparagraph a(ii) -Subsection I -LegacyDoc This is a non-GAAP reference that was included in the 2009 taxonomy. It will be removed from future versions of this taxonomy. Reference 11: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=6965416&loc=d3e5212-111524 + Details
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