Dispositions and Real Property Held for Sale (Tables)

12 Months Ended

Dec. 31, 2019

Discontinued Operations and Disposal Groups [Abstract]

Summary of Real Property Disposition Activity

The following is a summary of our real property disposition activity for the periods presented (in thousands):

	Year Ended
	December 31, 2019		December 31, 2018		December 31, 2017
Real property dispositions:
Seniors Housing Operating	$	1,232,816	$	36,627	$	74,832
Triple-net	667,632		835,093		916,689
Outpatient Medical	482		253,397		19,697
Total dispositions	1,900,930		1,125,117		1,011,218
Gain (loss) on sales of real property, net	748,041		415,575		344,250
Net other assets (liabilities) disposed	1,679		1,178		22,546
Proceeds from real property sales	$	2,650,650	$	1,541,870	$	1,378,014

Summary of Activity Related to Dispositions and Assets Held for Sale

The following represents the activity related to these properties for the periods presented (in thousands):

	Year Ended December 31,
	2019		2018		2017
Revenues:
Total revenues	$	449,080	$	665,384	$	769,835
Expenses:
Interest expense	4,924		6,617		12,458
Property operating expenses	257,510		383,907		374,370
Provision for depreciation	65,698		109,674		153,009
Total expenses	328,132		500,198		539,837
Income (loss) from real estate dispositions, net	$	120,948	$	165,186	$	229,998