XML 139 R92.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Loans and Allowance for Credit Losses - Allowance for Credit Losses (Detail) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Beginning Balance | $ 61,234,000 | $ 71,229,000 | $ 81,639,000
Charge-offs | (16,969,000) | (68,293,000) | (75,309,000)
Recoveries | 2,378,000 | 2,482,000 | 3,347,000
Provision | 20,544,000 | 55,816,000 | 61,552,000
Ending Balance | 67,187,000 | 61,234,000 | 71,229,000
Ending balance: individually evaluated for impaired | 17,778,000 | 13,236,000 | 23,907,000
Ending balance: collectively evaluated for impaired | 49,409,000 | 47,998,000 | 47,322,000
Ending balance | 4,204,704,000 | 4,043,643,000 | 4,218,083,000
Ending balance: individually evaluated for impaired | 100,187,000 | 94,744,000 | 113,874,000
Ending balance: collectively evaluated for impaired | 4,104,517,000 | 3,948,899,000 | 4,104,209,000
Commercial, financial, agricultural and other [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Beginning Balance | 18,200,000 | 21,700,000 | 31,369,000
Charge-offs | (5,207,000) | (7,114,000) | (22,293,000)
Recoveries | 443,000 | 473,000 | 2,409,000
Provision | 6,416,000 | 3,141,000 | 10,215,000
Ending Balance | 19,852,000 | 18,200,000 | 21,700,000
Ending balance: individually evaluated for impaired | 10,331,000 | 9,069,000 | 6,709,000
Ending balance: collectively evaluated for impaired | 9,521,000 | 9,131,000 | 14,991,000
Ending balance | 1,019,822,000 | 996,739,000 | 913,814,000
Ending balance: individually evaluated for impaired | 33,443,000 | 37,639,000 | 25,694,000
Ending balance: collectively evaluated for impaired | 986,379,000 | 959,100,000 | 888,120,000
Real estate construction [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Beginning Balance | 6,756,000 | 18,002,000 | 18,224,000
Charge-offs | (3,601,000) | (28,886,000) | (41,483,000)
Recoveries | 582,000 | 955,000 | 0
Provision | 5,191,000 | 16,685,000 | 41,261,000
Ending Balance | 8,928,000 | 6,756,000 | 18,002,000
Ending balance: individually evaluated for impaired | 300,000 | 2,960,000 | 11,855,000
Ending balance: collectively evaluated for impaired | 8,628,000 | 3,796,000 | 6,147,000
Ending balance | 87,438,000 | 76,564,000 | 261,482,000
Ending balance: individually evaluated for impaired | 11,177,000 | 14,667,000 | 44,485,000
Ending balance: collectively evaluated for impaired | 76,261,000 | 61,897,000 | 216,997,000
Residential real estate [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Beginning Balance | 8,237,000 | 5,454,000 | 5,847,000
Charge-offs | (3,828,000) | (4,107,000) | (5,226,000)
Recoveries | 422,000 | 132,000 | 252,000
Provision | 1,077,000 | 6,758,000 | 4,581,000
Ending Balance | 5,908,000 | 8,237,000 | 5,454,000
Ending balance: individually evaluated for impaired | 780,000 | 93,000 | 56,000
Ending balance: collectively evaluated for impaired | 5,128,000 | 8,144,000 | 5,398,000
Ending balance | 1,241,565,000 | 1,137,059,000 | 1,127,273,000
Ending balance: individually evaluated for impaired | 6,444,000 | 2,606,000 | 832,000
Ending balance: collectively evaluated for impaired | 1,235,121,000 | 1,134,453,000 | 1,126,441,000
Commercial real estate [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Beginning Balance | 18,961,000 | 16,913,000 | 17,526,000
Charge-offs | (851,000) | (24,861,000) | (2,466,000)
Recoveries | 410,000 | 349,000 | 163,000
Provision | 3,921,000 | 26,560,000 | 1,690,000
Ending Balance | 22,441,000 | 18,961,000 | 16,913,000
Ending balance: individually evaluated for impaired | 6,367,000 | 1,114,000 | 5,287,000
Ending balance: collectively evaluated for impaired | 16,074,000 | 17,847,000 | 11,626,000
Ending balance | 1,273,661,000 | 1,267,432,000 | 1,354,074,000
Ending balance: individually evaluated for impaired | 49,123,000 | 39,832,000 | 42,863,000
Ending balance: collectively evaluated for impaired | 1,224,538,000 | 1,227,600,000 | 1,311,211,000
Loans to individuals [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Beginning Balance | 4,244,000 | 4,215,000 | 4,731,000
Charge-offs | (3,482,000) | (3,325,000) | (3,841,000)
Recoveries | 521,000 | 573,000 | 523,000
Provision | 2,849,000 | 2,781,000 | 2,802,000
Ending Balance | 4,132,000 | 4,244,000 | 4,215,000
Ending balance: individually evaluated for impaired | 0 | 0 | 0
Ending balance: collectively evaluated for impaired | 4,132,000 | 4,244,000 | 4,215,000
Ending balance | 582,218,000 | 565,849,000 | 561,440,000
Ending balance: individually evaluated for impaired | 0 | 0 | 0
Ending balance: collectively evaluated for impaired | 582,218,000 | 565,849,000 | 561,440,000
Unallocated [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Beginning Balance | 4,836,000 | 4,945,000 | 3,942,000
Charge-offs | 0 | 0 | 0
Recoveries | 0 | 0 | 0
Provision | 1,090,000 | (109,000) | 1,003,000
Ending Balance | 5,926,000 | 4,836,000 | 4,945,000
Ending balance: individually evaluated for impaired | 0 | 0 | 0
Ending balance: collectively evaluated for impaired | $ 5,926,000 | $ 4,836,000 | $ 4,945,000

X
- 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=7512638&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLosses
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment. + 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 (g) -URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment. + 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 (g) -URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- 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=7512638&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- 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=7512638&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The balance of financing receivables that were collectively evaluated for impairment. + 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 (h) -URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The balance of financing receivables that were individually evaluated for impairment. + 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 (h) -URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher OTS -Name Federal Regulation (FR) -Number Title 12 -Section 563c.102 -Paragraph 8 -Subparagraph e -Chapter V -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 AICPA -Name Audit and Accounting Guide (AAG) -Number AAG-DEP -Paragraph 116 -IssueDate 2006-05-01 -Chapter 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 Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5074-111524 Reference 4: 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 Reference 5: 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. + Details
Name: | us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Provision charged for the period based on estimated losses to be realized from loan and lease transactions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Audit and Accounting Guide (AAG) -Number AAG-DEP -Paragraph 168, 169, 170 -IssueDate 2006-05-01 -Chapter 5 -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 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585 Reference 3: 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 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 11 -Article 9 + Details
Name: | us-gaap_ProvisionForLoanAndLeaseLosses
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration