| Schedule of Earnings Per Share Reconciliation [Table Text Block] |
| | | Nine Months Ended | | Three Months Ended | | | | September 30, | | September 30, | | | | 2015 | | 2014 | | 2015 | | 2014 | | | | (amounts in thousands except per share data) | | | | | | | | | | | | | | Basic Income (Loss) Per Share | | | | | | | | | | | | | Numerator | | | | | | | | | | | | | | Net income (loss) available to the Company | $ | 15,096 | | $ | 15,973 | | $ | 8,442 | | $ | 6,473 | | | Preferred stock dividends | | 339 | | | - | | | 339 | | | - | | | Net income (loss) available to common shareholders | $ | 14,757 | | $ | 15,973 | | $ | 8,103 | | $ | 6,473 | | Denominator | | | | | | | | | | | | | | Basic weighted average shares outstanding | | 38,074 | | | 37,686 | | | 38,076 | | | 37,693 | | | Basic net income (loss) per share available | | | | | | | | | | | | | | to common shareholders | $ | 0.39 | | $ | 0.42 | | $ | 0.21 | | $ | 0.17 | | | | | | | | | | | | | | | | Diluted Income (Loss) Per Share | | | | | | | | | | | | | Numerator | | | | | | | | | | | | | | Net income (loss) available to the Company | $ | 15,096 | | $ | 15,973 | | $ | 8,442 | | $ | 6,473 | | | Preferred stock dividends | | 339 | | | - | | | 339 | | | - | | | Net income (loss) available to common shareholders | $ | 14,757 | | $ | 15,973 | | $ | 8,103 | | $ | 6,473 | | Denominator | | | | | | | | | | | | | | Basic weighted average shares outstanding | | 38,074 | | | 37,686 | | | 38,076 | | | 37,693 | | | Effect of RSUs and options under the treasury stock method | | 933 | | | 836 | | | 837 | | | 789 | | | Diluted weighted average shares outstanding | | 39,007 | | | 38,522 | | | 38,913 | | | 38,482 | | | Diluted net income (loss) per share available | | | | | | | | | | | | | | to common shareholders | $ | 0.38 | | $ | 0.41 | | $ | 0.21 | | $ | 0.17 |
|
| Equity Award Impact Schedule |
| | | Nine Months Ended | | Three Months Ended | | | | September 30, | | September 30, | | Impact Of Equity Awards | | 2015 | | | 2014 | | 2015 | | 2014 | | | | (amounts in thousands, except per share data | | | | | | | | | | | | | | | | | Dilutive or anti-dilutive for all potentially dilutive equivalent shares | | dilutive | | | dilutive | | dilutive | | | dilutive | | Excluded shares as anti-dilutive under the treasury stock method: | | | | | | | | | | | | | | | Options | | | 14 | | | | 32 | | | 23 | | 30 | 30 | | Price range of options: from | | $ | 10.17 | | | $ | 8.04 | | $ | 10.17 | | $ | 8.04 | | Price range of options: to | | $ | 11.78 | | | $ | 35.05 | | $ | 11.78 | | $ | 35.05 | | RSUs with service conditions | | | 11 | | | | - | | | 425 | | - | - | | Excluded RSUs with service and market conditions as | | | | | | | | | | | | | | | market conditions not met | | | 165 | | | | 290 | | | 165 | | | 290 | | Excluded RSUs with service and performance conditions as | | | | | | | | | | | | | | | performance conditions not met | | | 30 | | | | 11 | | | 30 | | | 11 | | Perpetual cumulative convertible preferred stock as anti-dilutive | | | | | | | | | | | | | | | under the as if method | | | 533 | | | | - | | | 1,604 | | | - |
|