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Loans And Allowance For Loan Losses (Summary Of Changes In The Allowance For Loan Losses By Class) (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended
--- | ---
Mar. 31, 2012 | Mar. 31, 2011
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Balance at Beginning of Period | $ 100,662 | $ 106,120
Charge-Offs | (6,026) | (7,333)
Recoveries | 885 | 597
Net Charge-Offs | (5,141) | (6,736)
Provision for Loan Losses | 6,572 | 8,228
Balance at End of Period | 102,093 | 107,612
Commercial Real Estate [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Balance at Beginning of Period | 30,337 | 32,439
Charge-Offs | (1,357) | (1,181)
Recoveries | 150 | 82
Net Charge-Offs | (1,207) | (1,099)
Provision for Loan Losses | 2,312 | 3,003
Balance at End of Period | 31,442 | 34,343
Commercial Real Estate - FL [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Balance at Beginning of Period | 12,946 | 17,485
Charge-Offs |  | (1,147)
Recoveries | 9 |
Net Charge-Offs | 9 | (1,147)
Provision for Loan Losses |  | 1,599
Balance at End of Period | 12,955 | 17,937
Commercial And Industrial [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Balance at Beginning of Period | 25,476 | 24,682
Charge-Offs | (1,080) | (961)
Recoveries | 109 | 58
Net Charge-Offs | (971) | (903)
Provision for Loan Losses | 2,369 | 349
Balance at End of Period | 26,874 | 24,128
Commercial Leases [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Balance at Beginning of Period | 1,556 | 1,070
Charge-Offs | (135) | (85)
Recoveries | 66 | 17
Net Charge-Offs | (69) | (68)
Provision for Loan Losses | 182 | 252
Balance at End of Period | 1,669 | 1,254
Total Commercial Loans And Leases [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Balance at Beginning of Period | 70,315 | 75,676
Charge-Offs | (2,572) | (3,374)
Recoveries | 334 | 157
Net Charge-Offs | (2,238) | (3,217)
Provision for Loan Losses | 4,863 | 5,203
Balance at End of Period | 72,940 | 77,662
Direct Installment [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Balance at Beginning of Period | 14,814 | 14,941
Charge-Offs | (2,124) | (2,228)
Recoveries | 267 | 229
Net Charge-Offs | (1,857) | (1,999)
Provision for Loan Losses | 793 | 1,825
Balance at End of Period | 13,750 | 14,767
Residential Mortgages [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Balance at Beginning of Period | 4,437 | 4,578
Charge-Offs | (147) | (238)
Recoveries | 77 | 8
Net Charge-Offs | (70) | (230)
Provision for Loan Losses | 132 | 166
Balance at End of Period | 4,499 | 4,514
Indirect Installment [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Balance at Beginning of Period | 5,503 | 5,941
Charge-Offs | (725) | (933)
Recoveries | 132 | 138
Net Charge-Offs | (593) | (795)
Provision for Loan Losses | 475 | 615
Balance at End of Period | 5,385 | 5,761
Consumer Lines Of Credit [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Balance at Beginning of Period | 5,447 | 4,743
Charge-Offs | (299) | (396)
Recoveries | 75 | 43
Net Charge-Offs | (224) | (353)
Provision for Loan Losses | 138 | 222
Balance at End of Period | 5,361 | 4,612
Other [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Balance at Beginning of Period | 146 | 241
Charge-Offs | (159) | (164)
Recoveries |  | 22
Net Charge-Offs | (159) | (142)
Provision for Loan Losses | 171 | 197
Balance at End of Period | 158 | 296
Purchased Credit-Impaired Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Balance at Beginning of Period |  |
Charge-Offs |  |
Recoveries |  |
Net Charge-Offs |  |
Provision for Loan Losses |  |
Balance at End of Period |  |

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- Definition Reflects the amount charged against earnings during the period as bad debt expense, net of recoveries of previously expensed credit losses. + 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 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 3: 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 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6965416&loc=d3e5212-111524 + Details
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- Definition Reflects a reduction in bad debt expense attributable to collections of loans and lease receivables which had previously been fully or partially charged off as bad debts. + 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 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 3: 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 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6965416&loc=d3e5212-111524 + Details
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- Definition Reflects the amount of loans and leases that have been removed, or charged off, from both loan receivables and the reserve for credit losses, typically because they are considered to be not salvageable or have been purchased by unconsolidated collection entities. + 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 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 3: 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 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a) -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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