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 September 30, | | Nine Months Ended September 30, | 2011 | | 2010 | | 2011 | | 2010 | Numerator: | | | | | | | | Loss attributed to LP common shares: | | | | | | | | Loss from continuing operations | $ | (59.3 | ) | | $ | (31.2 | ) | | $ | (115.3 | ) | | $ | (30.0 | ) | Loss from discontinued operations | (6.3 | ) | | (0.8 | ) | | (8.8 | ) | | (2.2 | ) | Net loss | $ | (65.6 | ) | | $ | (32.0 | ) | | $ | (124.1 | ) | | $ | (32.2 | ) | Denominator: | | | | | | | | Basic - weighted average common shares outstanding | 134.5 |
| | 131.1 |
| | 132.4 |
| | 128.5 |
| Dilutive effect of stock warrants | — |
| | — |
| | — |
| | — |
| Dilutive effect of stock plans | — |
| | — |
| | — |
| | — |
| Diluted shares outstanding | 134.5 |
| | 131.1 |
| | 132.4 |
| | 128.5 |
| Basic earnings per share: | | | | | | | | Loss from continuing operations | $ | (0.44 | ) | | $ | (0.23 | ) | | $ | (0.87 | ) | | $ | (0.23 | ) | Loss from discontinued operations | (0.05 | ) | | (0.01 | ) | | (0.07 | ) | | (0.02 | ) | Net loss per share | $ | (0.49 | ) | | $ | (0.24 | ) | | $ | (0.94 | ) | | $ | (0.25 | ) | Diluted earnings per share: | | | | | | | | Loss from continuing operations | $ | (0.44 | ) | | $ | (0.23 | ) | | $ | (0.87 | ) | | $ | (0.23 | ) | Loss from discontinued operations | (0.05 | ) | | (0.01 | ) | | (0.07 | ) | | (0.02 | ) | Net loss per share | $ | (0.49 | ) | | $ | (0.24 | ) | | $ | (0.94 | ) | | $ | (0.25 | ) |
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