Dispositions, Assets Held for Sale and Discontinued Operations (Tables)

6 Months Ended

Jun. 30, 2011

Dispositions, Assets Held for Sale and Discontinued Operations (Tables) [Abstract]

Summary of real property disposition activity

	Six Months Ended
	June 30, 2011		June 30, 2010
Real property dispositions:
Senior housing triple-net	$	117,074	$	38,361
Medical facilities		35,238		7,568
Total dispositions		152,312		45,929
Add: Gain on sales of real property		56,380		10,033
Seller financing on sales of real property		—		(1,470	)
Proceeds from real property sales	$	208,692	$	54,492

Reclassification impact as result of classifying properties as discontinued operations

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2011		2010		2011		2010
Revenues:
Rental income	$	4,486	$	10,030	$	9,403	$	21,139
Expenses:
Interest expense		812		2,072		1,756		4,132
Property operating expenses		830		1,033		2,215		2,961
Provision for depreciation		671		3,414		2,635		6,990
Income (loss) from discontinued operations, net	$	2,173	$	3,511	$	2,797	$	7,056