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

3 Months Ended

Jun. 30, 2012

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

Summary of real property disposition activity

		Six Months Ended
		June 30, 2012			June 30, 2011
Real property dispositions:
	Seniors housing triple-net		$	90,404		$	117,074
	Medical facilities			33,066			35,238
	Total dispositions			123,470			152,312
Add: Gain on sales of real property				33,219			56,380
Proceeds from real property sales			$	156,689		$	208,692

Reclassification impact as result of classifying properties as discontinued operations

			Three Months Ended				Six Months Ended
			June 30,				June 30,
		2012		2011		2012		2011
Revenues:
	Rental income	$	9,833	$	15,943	$	20,040	$	32,242
Expenses:
	Interest expense		1,794		3,289		3,543		6,490
	Property operating expenses		10		1,219		436		2,970
	Provision for depreciation		1,046		3,798		3,564		8,882
Income (loss) from discontinued operations, net		$	6,983	$	7,637	$	12,497	$	13,900