The net gain (loss) resulting from sales and other disposals of real estate owned for investment purposes.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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+ Details

Dispositions, Real Property Held for Sale and Impairment - Summary of Real Property Disposition Activity (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Real estate dispositions:
Total dispositions			$ 711,811	$ 2,521,893
Gain (loss) on real estate dispositions, net	$ 119,954	$ 484,304	223,702	902,991
Net other assets/(liabilities) disposed			6,195	98,065
Proceeds from real estate dispositions			941,708	3,522,949
Seniors Housing Operating
Real estate dispositions:
Total dispositions			112,837	1,093,477
Triple-net
Real estate dispositions:
Total dispositions			439,974	33,445
Outpatient Medical
Real estate dispositions:
Total dispositions			$ 159,000	$ 1,394,971