Non-controlling Interests

9 Months Ended

Sep. 30, 2015

Non-controlling Interests [Abstract]

Non-controlling Interests [Text Block]

13. Non-controlling Interests

The following table summarizes the effect of changes in our ownership interest in subsidiaries on the equity attributable to common shareholders for the periods indicated:

	Nine Months Ended September 30,
(in thousands)	2015			2014
Net income attributable to common shareholders	$	188,722		$	113,591
Transfers from non-controlling interests:
Increase in equity for conversion of operating partnership units	86			52
Decrease in additional paid-in capital for purchase of remaining non-controlling ownership interests in two consolidated joint ventures (1)	(9,480		)	—
Change in common equity and net transfers from non-controlling interests	$	179,328		$	113,643

(1) Refer to Note 5, "Acquisitions, Dispositions, Assets Held for Sale and Impairment," for further discussion of acquisitions.