Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2011

Earnings Per Share

Schedule of earnings per weighted average common share outstanding

	Three Months Ended September 30,				Nine Months Ended September 30,
	2011		2010		2011		2010
Basic earnings per share:
Income from continuing operations attributable to common shareholders	$	2.25	$	2.07	$	2.90	$	3.02
Income from discontinued operations	0.09		0.08		0.10		0.22
Earnings per share — basic	$	2.34	$	2.15	$	3.00	$	3.24
Diluted earnings per share:
Income from continuing operations attributable to common shareholders	$	2.24	$	2.06	$	2.88	$	3.01
Income from discontinued operations	0.08		0.08		0.10		0.21
Earnings per share — diluted	$	2.32	$	2.14	$	2.98	$	3.22