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ALLL Activity (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2013 | Sep. 30, 2012
Allowance for loan and lease losses |  |  |  |
Balance at beginning of period | $ 130,883 | $ 137,459 | $ 130,854 | $ 137,516
Provision for loan losses | 1,907 | 2,700 | 5,085 | 19,250
Charge-offs | (3,077) | (5,052) | (8,962) | (24,789)
Recoveries | 1,052 | 1,553 | 3,788 | 4,683
Balance at end of period | 130,765 | 136,660 | 130,765 | 136,660
Residential Real Estate |  |  |  |
Allowance for loan and lease losses |  |  |  |
Balance at beginning of period | 14,797 | 18,139 | 15,482 | 17,227
Provision for loan losses | 950 | 209 | 464 | 2,294
Charge-offs | (42) | (1,172) | (391) | (2,492)
Recoveries | 45 | 73 | 195 | 220
Balance at end of period | 15,750 | 17,249 | 15,750 | 17,249
Commercial Real Estate |  |  |  |
Allowance for loan and lease losses |  |  |  |
Balance at beginning of period | 73,885 | 79,098 | 74,398 | 76,920
Provision for loan losses | 381 | (1,210) | (51) | 11,800
Charge-offs | (1,235) | (586) | (2,538) | (13,120)
Recoveries | 367 | 453 | 1,589 | 2,155
Balance at end of period | 73,398 | 77,755 | 73,398 | 77,755
Other Commercial |  |  |  |
Allowance for loan and lease losses |  |  |  |
Balance at beginning of period | 24,116 | 20,570 | 21,567 | 20,833
Provision for loan losses | 385 | 2,859 | 3,964 | 4,163
Charge-offs | (1,065) | (1,441) | (2,817) | (3,797)
Recoveries | 385 | 241 | 1,107 | 1,030
Balance at end of period | 23,821 | 22,229 | 23,821 | 22,229
Home Equity |  |  |  |
Allowance for loan and lease losses |  |  |  |
Balance at beginning of period | 9,626 | 10,904 | 10,659 | 13,616
Provision for loan losses | 125 | (555) | 566 | (1,025)
Charge-offs | (333) | (1,044) | (1,962) | (3,402)
Recoveries | 73 | 679 | 228 | 795
Balance at end of period | 9,491 | 9,984 | 9,491 | 9,984
Other Consumer |  |  |  |
Allowance for loan and lease losses |  |  |  |
Balance at beginning of period | 8,459 | 8,748 | 8,748 | 8,920
Provision for loan losses | 66 | 1,397 | 142 | 2,018
Charge-offs | (402) | (809) | (1,254) | (1,978)
Recoveries | 182 | 107 | 669 | 483
Balance at end of period | $ 8,305 | $ 9,443 | $ 8,305 | $ 9,443

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- Definition A valuation allowance for financing receivables that are expected to be uncollectible. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524 + Details
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- Definition Amount of recovery of financing receivables doubtful of collection that were previously charged off. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(4) -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524 + Details
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- Definition Amount of direct write-downs of financing receivables charged against the allowance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524 + Details
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- Definition Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 11 -Article 9 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.11) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 + Details
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