Earnings per Share (EPS) (Tables)

6 Months Ended

Jun. 30, 2011

Earnings per Share (EPS) [Abstract]

Earnings allocation method utilized in the calculation of basic and diluted EPS

	Three Months Ended June 30,						Six Months Ended June 30,
	2011			2010			2011			2010
	(In millions, except per share amounts)
EPS numerator:
Income from continuing operations, net of income taxes	$	293.0		$	214.7		$	472.6		$	351.8
Less: Net income attributable to noncontrolling interests		7.4			8.0			9.6			11.0
Income from continuing operations attributable to common stockholders, before allocation of earnings to participating securities		285.6			206.7			463.0			340.8
Less: Earnings allocated to participating securities		(1.7	)		(1.5	)		(2.6	)		(2.5	)
Income from continuing operations attributable to common stockholders, after earnings allocated to participating securities (1)		283.9			205.2			460.4			338.3
Loss from discontinued operations, net of income taxes		(0.8	)		(0.5	)		(1.7	)		(0.9	)
Net income attributable to common stockholders, after earnings allocated to participating securities (1)	$	283.1		$	204.7		$	458.7		$	337.4
EPS denominator:
Weighted average shares outstanding — basic		269.0			266.6			269.0			266.6
Impact of dilutive securities		1.5			1.7			1.6			1.7
Weighted average shares outstanding — diluted		270.5			268.3			270.6			268.3
Basic EPS attributable to common stockholders:
Income from continuing operations	$	1.05		$	0.77		$	1.71		$	1.27
Income (loss) from discontinued operations		—			—			(0.01	)		—
Net income	$	1.05		$	0.77		$	1.70		$	1.27
Diluted EPS attributable to common stockholders:
Income from continuing operations	$	1.05		$	0.76		$	1.70		$	1.26
Income (loss) from discontinued operations		—			—			(0.01	)		—
Net income	$	1.05		$	0.76		$	1.69		$	1.26

(1) The reallocation adjustment for participating securities to arrive at the numerator used to calculate diluted EPS was less than $0.1 million for the periods presented.