Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2016 |
Mar. 31, 2015 |
|
| Reclassifications out of accumulated other comprehensive income | ||
| Gains on investment securities available-for-sale | $ 10 | $ 0 |
| Income before income taxes | 21,236 | 20,769 |
| Income tax expense | (7,418) | (7,258) |
| Net income | 13,818 | 13,511 |
| Unrealized gains and losses on available-for-sale securities | Amount Reclassified from Accumulated Other Comprehensive Income | ||
| Reclassifications out of accumulated other comprehensive income | ||
| Gains on investment securities available-for-sale | 10 | 0 |
| Income before income taxes | 10 | 0 |
| Income tax expense | (4) | 0 |
| Net income | $ 6 | $ 0 |