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Loans and Allowance for Loan Losses - Schedule of Average Net Investment Impaired Loans and Interest Income Recognized and Received on Impaired Loans (Detail) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | |
|---|---|---|
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Dec. 31, 2013
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Dec. 31, 2012
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| Financing Receivable, Impaired [Line Items] | ||
| Average Recorded Investment | $ 42,501 | $ 54,220 |
| Interest Income Recognized | 1,573 | 2,529 |
| Interest Income Received | 1,601 | 2,582 |
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Construction, Land Development and Other Land Loans [Member]
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| Financing Receivable, Impaired [Line Items] | ||
| Average Recorded Investment | 10,249 | 18,283 |
| Interest Income Recognized | 177 | 546 |
| Interest Income Received | 179 | 598 |
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Secured by 1-4 Family Residential Properties [Member]
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| Financing Receivable, Impaired [Line Items] | ||
| Average Recorded Investment | 303 | 146 |
| Interest Income Recognized | 7 | 10 |
| Interest Income Received | 7 | 9 |
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Secured by Multi-family Residential Properties [Member]
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| Financing Receivable, Impaired [Line Items] | ||
| Average Recorded Investment | 8,690 | 4,942 |
| Interest Income Recognized | 438 | 483 |
| Interest Income Received | 446 | 455 |
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Secured by Non-farm, Non-residential Properties [Member]
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| Financing Receivable, Impaired [Line Items] | ||
| Average Recorded Investment | 22,272 | 29,627 |
| Interest Income Recognized | 918 | 1,452 |
| Interest Income Received | 935 | 1,478 |
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Commercial and Industrial Loans [Member]
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| Financing Receivable, Impaired [Line Items] | ||
| Average Recorded Investment | 987 | 1,222 |
| Interest Income Recognized | 33 | 38 |
| Interest Income Received | $ 34 | $ 42 |