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Earnings per Share Earnings per Share (Tables) | 9 Months Ended
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Sep. 30, 2012
Loss per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] | The table below presents a reconciliation between basic and diluted weighted average shares outstanding, net income (loss) available to common shareholders and basic and diluted income (loss) per share for the three and nine months ended September 30, 2012 and 2011:
|  | Three Months Ended |  | Nine Months Ended
|  | September 30, |  | September 30,
(In thousands, except per share amounts) |  | 2012 |  | 2011 |  | 2012 |  | 2011
NUMERATOR |  |  |  |  |  |  |  |
Net income (loss) |  | $ | 8,314 |  |  | $ | (4,718 | ) |  | $ | 8,332 |  |  | $ | (30,901 | )
Interest on 3.25% convertible senior subordinated notes due 2017 |  | 128 |  |  | — |  |  | — |  |  | — |
Net income (loss) available to common shareholders |  | 8,442 |  |  | (4,718 | ) |  | 8,332 |  |  | (30,901 | )
DENOMINATOR |  |  |  |  |  |  |  |
Basic weighted average shares outstanding |  | 19,434 |  |  | 18,728 |  |  | 19,014 |  |  | 18,685 |
Effect of dilutive securities: |  |  |  |  |  |  |  |
Stock option awards |  | 187 |  |  | — |  |  | 92 |  |  | — |
Deferred compensation awards |  | 127 |  |  | — |  |  | 132 |  |  | — |
3.25% convertible senior subordinated notes due 2017 |  | 525 |  |  | — |  |  | — |  |  | — |
Diluted weighted average shares outstanding - adjusted for assumed conversions |  | 20,273 |  |  | 18,728 |  |  | 19,238 |  |  | 18,685 |
Earnings (loss) per common share |  |  |  |  |  |  |  |
Basic |  | $ | 0.43 |  |  | $ | (0.25 | ) |  | $ | 0.44 |  |  | $ | (1.65 | )
Diluted |  | $ | 0.42 |  |  | $ | (0.25 | ) |  | $ | 0.43 |  |  | $ | (1.65 | )
Anti-dilutive equity awards not included in the calculation |  |  |  |  |  |  |  |
of diluted earnings per common share |  | 695 |  |  | 2,167 |  |  | 1,003 |  |  | 2,186 |

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