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Loans and Allowance for Loan Losses - Summary of Trouble Debt Restructurings by Loan Class of Purchased Non-Covered Loans (Detail) (USD $)
In Thousands, unless otherwise specified |
Dec. 31, 2013
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Dec. 31, 2012
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Dec. 31, 2011
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|---|---|---|---|
| Financing Receivable Modifications Number Of Contracts [Line Items] | |||
| Troubled debt restructuring loans | $ 20,900 | $ 23,900 | |
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Purchased Non-Covered Loans [Member]
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| Financing Receivable Modifications Number Of Contracts [Line Items] | |||
| Troubled debt restructuring loans | 5,938 | ||
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Purchased Non-Covered Loans [Member] | Accruing Loans [Member]
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| Financing Receivable Modifications Number Of Contracts [Line Items] | |||
| Number of contracts | 24 | ||
| Troubled debt restructuring loans | 5,938 | ||
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Purchased Non-Covered Loans [Member] | Accruing Loans [Member] | Real Estate - Construction and Development [Member]
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| Financing Receivable Modifications Number Of Contracts [Line Items] | |||
| Number of contracts | 10 | ||
| Troubled debt restructuring loans | 3,364 | ||
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Purchased Non-Covered Loans [Member] | Accruing Loans [Member] | Real Estate - Commercial and Farmland [Member]
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| Financing Receivable Modifications Number Of Contracts [Line Items] | |||
| Number of contracts | 3 | ||
| Troubled debt restructuring loans | 1,228 | ||
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Purchased Non-Covered Loans [Member] | Accruing Loans [Member] | Real Estate - Residential [Member]
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| Financing Receivable Modifications Number Of Contracts [Line Items] | |||
| Number of contracts | 8 | ||
| Troubled debt restructuring loans | 1,321 | ||
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Purchased Non-Covered Loans [Member] | Accruing Loans [Member] | Consumer Installment Loans [Member]
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| Financing Receivable Modifications Number Of Contracts [Line Items] | |||
| Number of contracts | 3 | ||
| Troubled debt restructuring loans | 25 | ||
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Purchased Non-Covered Loans [Member] | Non-Accruing Loans [Member]
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| Financing Receivable Modifications Number Of Contracts [Line Items] | |||
| Number of contracts | 10 | ||
| Troubled debt restructuring loans | 1,212 | ||
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Purchased Non-Covered Loans [Member] | Non-Accruing Loans [Member] | Commercial, Financial and Agricultural [Member]
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| Financing Receivable Modifications Number Of Contracts [Line Items] | |||
| Number of contracts | 1 | ||
| Troubled debt restructuring loans | 6 | ||
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Purchased Non-Covered Loans [Member] | Non-Accruing Loans [Member] | Real Estate - Commercial and Farmland [Member]
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| Financing Receivable Modifications Number Of Contracts [Line Items] | |||
| Number of contracts | 1 | ||
| Troubled debt restructuring loans | 468 | ||
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Purchased Non-Covered Loans [Member] | Non-Accruing Loans [Member] | Real Estate - Residential [Member]
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| Financing Receivable Modifications Number Of Contracts [Line Items] | |||
| Number of contracts | 8 | ||
| Troubled debt restructuring loans | $ 738 |