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Securities - Gains and Losses on Sales of Securities Available for Sale (Detail) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2013
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Dec. 31, 2012
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Dec. 31, 2011
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| Amortized Cost And Fair Value Debt Securities [Abstract] | |||
| Gross gains on sales of securities | $ 353 | $ 420 | $ 1,401 |
| Gross losses on sales of securities | (182) | (98) | (1,163) |
| Net realized gains on sales of securities available for sale | $ 171 | $ 322 | $ 238 |