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Earnings per Share (Tables) | 6 Months Ended
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Jun. 30, 2011
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] | The following table sets forth the computation of basic and diluted earnings per share:
Dollar and share amounts in millions, except per share amounts | Quarter Ended June 30, |  | Six Months Ended June 30,
2011 |  | 2010 |  | 2011 |  | 2010
Numerator: |  |  |  |  |  |  |
Loss attributed to LP common shares: |  |  |  |  |  |  |
Income (loss) from continuing operations | $ | (33.0 | ) |  | $ | 23.5 |  |  | $ | (56.0 | ) |  | $ | 1.2 |
Loss from discontinued operations | (2.5 | ) |  | (1.2 | ) |  | (2.5 | ) |  | (1.4 | )
Net income (loss) | $ | (35.5 | ) |  | $ | 22.3 |  |  | $ | (58.5 | ) |  | $ | (0.2 | )
Denominator: |  |  |  |  |  |  |
Basic - weighted average common shares outstanding | 131.4 |  |  | 128.5 |  |  | 131.3 |  |  | 127.2 |
Dilutive effect of stock warrants | — |  |  | 9.5 |  |  | — |  |  | 9.3 |
Dilutive effect of stock plans | — |  |  | 1.8 |  |  | — |  |  | 1.7 |
Diluted shares outstanding | 131.4 |  |  | 139.8 |  |  | 131.3 |  |  | 138.2 |
Basic earnings per share: |  |  |  |  |  |  |
Income (loss) from continuing operations | $ | (0.25 | ) |  | $ | 0.18 |  |  | $ | (0.43 | ) |  | $ | 0.01 |
Loss from discontinued operations | (0.02 | ) |  | (0.01 | ) |  | (0.02 | ) |  | (0.01 | )
Net income (loss) per share | $ | (0.27 | ) |  | $ | 0.17 |  |  | $ | (0.45 | ) |  | $ | — |
Diluted earnings per share: |  |  |  |  |  |  |
Income (loss) from continuing operations | $ | (0.25 | ) |  | $ | 0.17 |  |  | $ | (0.43 | ) |  | $ | 0.01 |
Loss from discontinued operations | (0.02 | ) |  | (0.01 | ) |  | (0.02 | ) |  | (0.01 | )
Net income (loss) per share | $ | (0.27 | ) |  | $ | 0.16 |  |  | $ | (0.45 | ) |  | $ | — |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations. + Details
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