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Net Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2011

Net Earnings Per Share [Abstract]

Net Earnings Per Share

The calculation of Net Earnings Per Share – Basic and Net Earnings Per Share – Diluted was as follows:

		3 Months Ended								9 Months Ended
		September 30,								September 30,
		2011				2010				2011				2010
Net Earnings Per Share – Basic:
Net earnings available to common shareholders		$	79.6			$	51.3			$	188.0			$	86.8
Weighted-average common shares outstanding			81.7				81.9				81.9				80.7
		$	0.97			$	0.63			$	2.30			$	1.08
Net Earnings Per Share – Diluted:
Net earnings available to common shareholders		$	79.6			$	51.3			$	188.0			$	86.8
Weighted-average common shares outstanding			81.7				81.9				81.9				80.7
Effect of dilutive securities – stock options			0.4				0.6				0.9				0.8
Effect of other stock-based awards			0.3				0.2				0.5				0.2
			82.4				82.7				83.3				81.7
		$	0.97			$	0.62			$	2.26			$	1.06

There were 3.9 million and 3.2 million stock-based awards excluded from the calculation of Net Earnings Per Share – Diluted for the three months ended September 30, 2011 and 2010, respectively, and 2.5 million and 3.2 million stock-based awards excluded from the calculation of Net Earnings Per Share – Diluted for the nine months ended September 30, 2011 and 2010, respectively, as the exercise price for these awards was greater than the average market price of the common shares during the period.

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Tabular disclosure of an entity's basic and diluted earnings per share calculations.

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