Noncontrolling Interests (Tables)

3 Months Ended

Mar. 31, 2012

Noncontrolling Interests [Abstract]

Effect Of Changes In Ownership Interest In Subsidiaries

The following table summarizes the effect of changes in our ownership interest in subsidiaries on the equity attributable to common shareholders for the three months ended March 31:

(in thousands)	2012			2011
Net income attributable to common shareholders	$	88,758		$	7,286
Transfers from the noncontrolling interests:
Increase (decrease) in equity for conversion of operating partnership units	(448		)	4
Change in common equity and net transfers from noncontrolling interests	$	88,310		$	7,290