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

3 Months Ended

Mar. 31, 2013

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

Summary of real property disposition activity

		Three Months Ended
		March 31, 2013			March 31, 2012
Real property dispositions:
	Seniors housing triple-net		$	76,331		$	0
	Medical facilities			135,784			31,815
	Total dispositions			212,115			31,815
Add: Gain (loss) on sales of real property, net				82,492			769
Proceeds from real property sales			$	294,607		$	32,584

Reclassification impact as result of classifying properties as discontinued operations

			Three Months Ended
			March 31,
		2013		2012
Revenues:
	Rental income	$	2,597	$	23,354
Expenses:
	Interest expense		445		4,908
	Property operating expenses		334		893
	Provision for depreciation		23		6,515
Income (loss) from discontinued operations, net		$	1,795	$	11,038