| **Net Income Per Share (Tables)** | 3 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |
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| **Earnings Per Share [Abstract]** |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |
| Net Income Per Share              | The following table reconciles basic and diluted net income per share for the three months ended March 31, 2013 and 2012. Three Months Ended March 31, 20132012 Net IncomeWeighted-Average SharesPer ShareAmountNet IncomeWeighted-Average SharesPer ShareAmountBasic net income per share:$11,865  $14,371  Less: Preferred Stock dividends and discount accretion(857)  (1,135)  Net income available to common stockholders11,00828,716,987$0.3813,23628,582,616$0.46Effect of dilutive stock options and warrants254,251 172,097 Diluted net income per share:      Net income available to common stockholders$11,00828,971,238$0.38$13,23628,754,713$0.46 |

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| - Definition
Tabular disclosure of an entity's basic and diluted earnings per share calculations.
+ References
No definition available.
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