Earnings per Share (Tables)

3 Months Ended

Mar. 31, 2012

Earnings Per Share (Tables) [Abstract]

Earnings Per Share Basic and Diluted Computation

	Three Months Ended March 31,
	2012			2011
Numerator:
Amounts attributable to common stockholders:
Income from continuing operations	$	139,338		$	88,186
Income (loss) from discontinued operations	19,332			(1,882		)
Net income (numerator for diluted EPS)	158,670			86,304
Less: Preference stock dividend	(13		)	(15		)
Income attributable to common stockholders (numerator for basic EPS)	$	158,657		$	86,289
Denominator (in thousands):
Weighted-average shares used in basic EPS	199,960			203,690
Effect of dilutive shares:
Preferred stock	2			2
Preference stock	398			455
Stock plans	312			48
Weighted-average shares used in diluted EPS	200,672			204,195
Basic earnings per share:
Income from continuing operations	$	0.70		$	0.43
Income (loss) from discontinued operations	0.10			(0.01		)
Net income	$	0.79		$	0.42
Diluted earnings per share:
Income from continuing operations	$	0.69		$	0.43
Income (loss) from discontinued operations	0.10			(0.01		)
Net income	$	0.79		$	0.42
Anti-dilutive shares (in thousands):
Anti-dilutive shares not used in calculating diluted weighted-average shares	13,811			14,337