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Allowance for Loan and Lease Losses (Troubled Debt Restructuring) (Details) (USD $) In Thousands, unless otherwise specified | Sep. 30, 2014 | Dec. 31, 2013
--- | --- | ---
TDRs |  |
Financing Receivable, Modifications [Line Items] |  |
Accruing | $ 147,598 | $ 175,955
Nonaccruing | 22,890 | 30,801
Financing Receivable, Modifications, Recorded Investment | 170,488 | 206,756
Originated Loans |  |
Financing Receivable, Modifications [Line Items] |  |
Nonaccruing | 47,778 | 53,170
Originated Loans | TDRs |  |
Financing Receivable, Modifications [Line Items] |  |
Accruing | 92,928 | 85,126
Nonaccruing | 17,817 | 19,322
Financing Receivable, Modifications, Recorded Investment | 110,745 | 104,448
Acquired Loans | TDRs |  |
Financing Receivable, Modifications [Line Items] |  |
Accruing | 54,670 | 90,829
Nonaccruing | 5,073 | 11,479
Financing Receivable, Modifications, Recorded Investment | 59,743 |
Commercial | TDRs |  |
Financing Receivable, Modifications [Line Items] |  |
Accruing | 117,117 | 147,712
Nonaccruing | 20,004 | 26,681
Financing Receivable, Modifications, Recorded Investment | 137,121 | 174,393
Commercial | Construction and land development | TDRs |  |
Financing Receivable, Modifications [Line Items] |  |
Accruing | 3,518 | 21,032
Nonaccruing | 213 | 1,002
Financing Receivable, Modifications, Recorded Investment | 3,731 | 22,034
Commercial | Construction and land development | Originated Loans |  |
Financing Receivable, Modifications [Line Items] |  |
Nonaccruing | 258 | 544
Commercial | Mortgage | TDRs |  |
Financing Receivable, Modifications [Line Items] |  |
Accruing | 100,114 | 113,323
Nonaccruing | 17,866 | 23,387
Financing Receivable, Modifications, Recorded Investment | 117,980 | 136,710
Commercial | Mortgage | Originated Loans |  |
Financing Receivable, Modifications [Line Items] |  |
Nonaccruing | 30,279 | 33,529
Commercial | Other commercial real estate | TDRs |  |
Financing Receivable, Modifications [Line Items] |  |
Accruing | 3,085 | 3,470
Nonaccruing | 1,229 | 1,150
Financing Receivable, Modifications, Recorded Investment | 4,314 | 4,620
Commercial | Other commercial real estate | Originated Loans |  |
Financing Receivable, Modifications [Line Items] |  |
Nonaccruing | 1,401 | 1,610
Commercial | Commercial and industrial | TDRs |  |
Financing Receivable, Modifications [Line Items] |  |
Accruing | 10,079 | 9,838
Nonaccruing | 696 | 1,142
Financing Receivable, Modifications, Recorded Investment | 10,775 | 10,980
Commercial | Commercial and industrial | Originated Loans |  |
Financing Receivable, Modifications [Line Items] |  |
Nonaccruing | 1,696 | 1,428
Commercial | Lease financing | TDRs |  |
Financing Receivable, Modifications [Line Items] |  |
Accruing | 281 | 49
Nonaccruing | 0 | 0
Financing Receivable, Modifications, Recorded Investment | 281 | 49
Commercial | Lease financing | Originated Loans |  |
Financing Receivable, Modifications [Line Items] |  |
Nonaccruing | 410 | 832
Commercial | Other | TDRs |  |
Financing Receivable, Modifications [Line Items] |  |
Accruing | 40 | 0
Nonaccruing | 0 | 0
Financing Receivable, Modifications, Recorded Investment | 40 | 0
Noncommerical | TDRs |  |
Financing Receivable, Modifications [Line Items] |  |
Accruing | 30,481 | 28,243
Nonaccruing | 2,886 | 4,120
Financing Receivable, Modifications, Recorded Investment | 33,367 | 32,363
Noncommerical | Mortgage | TDRs |  |
Financing Receivable, Modifications [Line Items] |  |
Accruing | 24,444 | 23,343
Nonaccruing | 2,886 | 3,663
Financing Receivable, Modifications, Recorded Investment | 27,330 | 27,006
Noncommerical | Mortgage | Originated Loans |  |
Financing Receivable, Modifications [Line Items] |  |
Nonaccruing | 13,713 | 14,701
Noncommerical | Construction and land development | TDRs |  |
Financing Receivable, Modifications [Line Items] |  |
Accruing | 1,498 | 651
Nonaccruing | 0 | 457
Financing Receivable, Modifications, Recorded Investment | 1,498 | 1,108
Noncommerical | Construction and land development | Originated Loans |  |
Financing Receivable, Modifications [Line Items] |  |
Nonaccruing | 0 | 457
Noncommerical | Revolving mortgage | TDRs |  |
Financing Receivable, Modifications [Line Items] |  |
Accruing | 3,497 | 3,095
Nonaccruing | 0 | 0
Financing Receivable, Modifications, Recorded Investment | 3,497 | 3,095
Noncommerical | Revolving mortgage | Originated Loans |  |
Financing Receivable, Modifications [Line Items] |  |
Nonaccruing | 0 | 0
Noncommerical | Consumer and Other | TDRs |  |
Financing Receivable, Modifications [Line Items] |  |
Accruing | 1,042 | 1,154
Nonaccruing | 0 | 0
Financing Receivable, Modifications, Recorded Investment | 1,042 | 1,154
Loss Share Agreement [Member] | Acquired Loans | TDRs |  |
Financing Receivable, Modifications [Line Items] |  |
Financing Receivable, Modifications, Recorded Investment | $ 38,476 | $ 102,308

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- Definition The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=25495931&loc=d3e18845-111554 + 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 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=35738203&loc=d3e5111-111524 + Details
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