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Net Earnings Per Share (Tables) | 3 Months Ended
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Mar. 31, 2014
Net Earnings Per Share [Abstract] |
Net Earnings Per Share | The calculation of net earnings per share – basic and net earnings per share – diluted were as follows:
|  | 3 Months Ended |
|  | March 31, |
|  | 2014 |  |  | 2013 |
Net earnings per share – basic: |  |  |  |  |  |
Net earnings available to common shareholders |  | $ | 70.1 |  |  | $ | 23.9 |
Weighted-average common shares outstanding |  |  | 79.8 |  |  |  | 77.1 |
|  | $ | 0.88 |  |  | $ | 0.31 |
Net earnings per share – diluted: |  |  |  |  |  |  |  |
Net earnings available to common shareholders |  | $ | 70.1 |  |  | $ | 23.9 |
Weighted-average common shares outstanding |  |  | 79.8 |  |  |  | 77.1 |
Effect of dilutive securities – stock options |  |  | 0.7 |  |  |  | 0.6 |
Effect of other share-based awards |  |  | 0.7 |  |  |  | 0.5 |
|  |  | 81.2 |  |  |  | 78.2 |
|  | $ | 0.86 |  |  | $ | 0.31 |

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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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