|
Condensed Consolidated Statements of Shareholders' Equity (USD $)
In Thousands, unless otherwise specified |
Total
|
Preferred Stock
|
Common Stock
|
Treasury Stock
|
Additional paid in capital
|
Retained earnings
|
Accumulated Other Comprehensive Income (Loss) [Member]
|
Total shareholders' equity
|
|---|---|---|---|---|---|---|---|---|
| Balance at Dec. 31, 2012 | $ 0 | $ 181 | $ (1,743) | $ 173,299 | $ 56,218 | $ 7,790 | $ 235,745 | |
| Increase (Decrease) in Stockholders' Equity [Roll Forward] | ||||||||
| Net income | 29,483 | 0 | 0 | 0 | 0 | 29,483 | 0 | 29,483 |
| Other comprehensive income | (9,771) | 0 | 0 | 0 | 0 | 0 | (9,771) | (9,771) |
| Cash dividends paid on common shares | 0 | 0 | 0 | 0 | (2,924) | 0 | (2,924) | |
| Repurchase of common stock warrants | 0 | 0 | 0 | (1,006) | 0 | 0 | (1,006) | |
| Issuance under equity compensation plans | 0 | 1 | 0 | 2,550 | 0 | 0 | 2,551 | |
| Trust preferred securities conversion 287,852 shares | 20,443 | 0 | 12 | 0 | 20,431 | 0 | 0 | |
| Share-based compensation | 0 | 0 | 0 | 3,136 | 0 | 0 | 3,136 | |
| Excess tax benefit related to equity compensation plans | 0 | 0 | 0 | 83 | 0 | 0 | 83 | |
| Balance at Sep. 30, 2013 | 0 | 194 | (1,743) | 198,493 | 82,777 | (1,981) | 277,740 | |
| Balance at Dec. 31, 2013 | 279,705 | 0 | 194 | (1,743) | 200,258 | 85,376 | (4,380) | 279,705 |
| Increase (Decrease) in Stockholders' Equity [Roll Forward] | ||||||||
| Net income | 21,206 | 0 | 0 | 0 | 0 | 21,206 | 0 | 21,206 |
| Other comprehensive income | 4,147 | 0 | 0 | 0 | 0 | 0 | 4,147 | 4,147 |
| Cash dividends paid on common shares | 0 | 0 | 0 | 0 | (3,130) | 0 | (3,130) | |
| Issuance under equity compensation plans | 0 | 2 | 0 | (484) | 0 | 0 | (482) | |
| Trust preferred securities conversion 287,852 shares | 5,002 | 0 | 3 | 0 | 4,999 | 0 | 0 | 5,002 |
| Share-based compensation | 0 | 0 | 0 | 2,205 | 0 | 0 | 2,205 | |
| Excess tax benefit related to equity compensation plans | 0 | 0 | 0 | 101 | 0 | 0 | 101 | |
| Balance at Sep. 30, 2014 | $ 308,754 | $ 0 | $ 199 | $ (1,743) | $ 207,079 | $ 103,452 | $ (233) | $ 308,754 |