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Loans And Leases (Loans And Leases Outstanding) (Details) (USD $) In Thousands | Sep. 30, 2011 | Dec. 31, 2010 | Sep. 30, 2010
--- | --- | --- | ---
Total covered loans acquired | $ 2,557,450 | [1] | $ 2,007,452 | [2] | $ 2,222,660 | [1]
Noncovered loans | 11,603,526 | [1] | 11,480,577 | [2] | 11,545,309 | [1]
Total loans and leases | 14,160,976 |  | 13,488,029 |  | 13,767,969 |
Noncovered loans pledged to secure debt obligations | 2,346,113 |  | 3,744,067 |  | 3,697,003 |
Commercial Loans [Member] |  |  |  |  |  |
Total covered loans acquired | 2,013,636 |  | 1,802,132 |  | 1,987,592 |
Noncovered loans | 7,817,695 |  | 7,579,295 |  | 7,540,043 |
Commercial Loans [Member] | Construction And Land Development [Member] |  |  |  |  |  |
Total covered loans acquired | 405,658 |  | 368,420 |  | 448,799 |
Noncovered loans | 416,719 |  | 338,929 |  | 433,954 |
Commercial Loans [Member] | Commercial Mortgage [Member] |  |  |  |  |  |
Total covered loans acquired | 1,310,083 |  | 1,089,064 |  | 1,131,183 |
Noncovered loans | 4,996,036 |  | 4,737,862 |  | 4,696,183 |
Commercial Loans [Member] | Other Commercial Real Estate [Member] |  |  |  |  |  |
Total covered loans acquired | 159,007 |  | 210,661 |  | 220,024 |
Noncovered loans | 144,538 |  | 149,710 |  | 155,509 |
Commercial Loans [Member] | Commercial And Industrial [Member] |  |  |  |  |  |
Total covered loans acquired | 137,253 |  | 132,477 |  | 182,905 |
Noncovered loans | 1,797,581 |  | 1,869,490 |  | 1,774,340 |
Commercial Loans [Member] | Lease Financing [Member] |  |  |  |  |  |
Total covered loans acquired | 162 |  | 0 |  | 0 |
Noncovered loans | 304,039 |  | 301,289 |  | 294,825 |
Commercial Loans [Member] | Other Loans [Member] |  |  |  |  |  |
Total covered loans acquired | 1,473 |  | 1,510 |  | 4,681 |
Noncovered loans | 158,782 |  | 182,015 |  | 185,232 |
Non-Commercial Loans [Member] |  |  |  |  |  |
Total covered loans acquired | 543,814 |  | 205,320 |  | 235,068 |
Noncovered loans | 3,785,831 |  | 3,901,282 |  | 4,005,266 |
Non-Commercial Loans [Member] | Construction And Land Development [Member] |  |  |  |  |  |
Total covered loans acquired | 115,126 |  | 105,805 |  | 122,192 |
Noncovered loans | 139,185 |  | 192,954 |  | 112,116 |
Non-Commercial Loans [Member] | Residential Mortgage [Member] |  |  |  |  |  |
Total covered loans acquired | 380,405 |  | 74,495 |  | 82,769 |
Noncovered loans | 816,738 |  | 878,792 |  | 917,415 |
Non-Commercial Loans [Member] | Revolving Mortgage [Member] |  |  |  |  |  |
Total covered loans acquired | 39,709 |  | 17,866 |  | 23,139 |
Noncovered loans | 2,302,482 |  | 2,233,853 |  | 2,209,149 |
Non-Commercial Loans [Member] | Consumer [Member] |  |  |  |  |  |
Total covered loans acquired | 8,574 |  | 7,154 |  | 6,968 |
Noncovered loans | $ 527,426 |  | $ 595,683 |  | $ 766,586 |
[1] | Unaudited
[2] | Derived from 2010 Annual Report on Form 10-K.

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- Definition Reflects the aggregate gross carrying amount of all categories of loans and leases held in portfolio, prior to deducting deferred income and the allowance for losses on loans and leases. These loans are not covered under loss share agreements with the FDIC since not acquired in FDIC-assisted transaction. + Details
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- Definition Reflects the aggregate gross carrying amount of all categories of loans and leases held in portfolio, prior to deducting deferred income and the allowance for losses on loans and leases. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Statement of Position (SOP) -Number 01-6 -Paragraph 13 -Subparagraph e -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 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6375948&loc=d3e4428-111522 + Details
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- Definition The fair value, as of the date of each statement of financial position presented, of loans which are owned but transferred to serve as collateral for the payment of other debt obligations, and that are reclassified and separately reported in the statement of financial position because the transferee has the right by contract or custom to sell or re-pledge them. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 140 -Paragraph 15 -Subparagraph a -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 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6467456&loc=d3e113888-111728 + Details
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