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

12 Months Ended

Dec. 31, 2015

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

Summary of real property disposition activity

		Year Ended
		December 31, 2015		December 31, 2014		December 31, 2013
Real property dispositions:
	Triple-net	$	356,300	$	747,720	$	189,572
	Outpatient medical(1)		181,553		45,695		259,367
	Land parcels		5,724		-		-
	Total dispositions		543,577		793,415		448,939
Gain (loss) on sales of real property, net			280,387		153,522		49,138
Seller financing on sales of real property			-		-		(3,850)
Non-cash disposition activity			-		(35,872)		(12,204)
Proceeds from real property sales		$	823,964	$	911,065	$	482,023
	(1) Dispositions occurring in the year ended December 31, 2015 primarily relate to the disposition of an unconsolidated equity investment with Forest City Enterprises.

Reclassification impact as result of classifying properties as discontinued operations

		Year Ended
		December 31,
		2015		2014		2013
Revenues:
	Rental income	$	35,241	$	115,759	$	132,797
Expenses:
	Interest expense		5,503		24,046		26,660
	Property operating expenses		6,102		7,669		8,970
	Provision for depreciation		6,342		35,239		41,494
	Total expenses		17,947		66,954		77,124
Income (loss) from real estate dispositions, net		$	17,294	$	48,805	$	55,673

			Year Ended December 31,
		2015		2014		2013
Revenues:
	Rental income	$	-	$	881	$	18,377
Expenses:
	Interest expense		-		157		4,246
	Property operating expenses		-		-		3,396
	Provision for depreciation		-		-		8,160
Income (loss) from discontinued operations, net		$	-	$	724	$	2,575