CONDENSED CONSOLIDATED STATEMENTS OF INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Revenues:
Rental and related revenues	$ 85,367	$ 100,612	$ 309,533	$ 319,851
Interest and other income	3,405	3,299	9,377	8,756
Resident fees and services	39,819	39,341	114,978	117,908
Total revenues	128,591	143,252	433,888	446,515
Expenses:
Depreciation and amortization	45,046	44,209	133,912	132,579
Interest	24,243	24,904	72,956	75,900
General and administrative	8,683	7,216	26,432	24,650
(Recovery of) provision for loan losses and other reserves	(26)	(90)	1,890	706
Impairment of real estate	495	3,154	495	3,154
Total expenses	114,277	112,387	339,502	335,446
Other income (expense):
Loss on extinguishment of debt	(913)	(139)	(1,760)	(531)
Other income	277	115	386	2,308
Net gain (loss) on sales of real estate	655	2,715	(1,784)	2,828
Total other income (expense)	19	2,691	(3,158)	4,605
Income before (loss) income from unconsolidated joint venture and income tax (expense) benefit	14,333	33,556	91,228	115,674
(Loss) income from unconsolidated joint venture	(4,018)	2,766	(178,817)	(13,037)
Income tax (expense) benefit	(92)	138	(1,314)	(1,337)
Net income (loss)	$ 10,223	$ 36,460	$ (88,903)	$ 101,300
Net income (loss), per:
Basic common share (in dollars per share)	$ 0.05	$ 0.18	$ (0.41)	$ 0.49
Diluted common share (in dollars per share)	$ 0.05	$ 0.18	$ (0.41)	$ 0.49
Weighted-average number of common shares outstanding, basic (in shares)	220,865,518	205,791,699	216,227,221	205,592,806
Weighted-average number of common shares outstanding, diluted (in shares)	222,063,910	206,727,167	216,227,221	206,442,674
Revenue, type [Extensible Enumeration]
Triple-net portfolio
Expenses:
Operating expenses	$ 5,075	$ 5,249	$ 15,210	$ 15,481
Senior housing - managed
Expenses:
Operating expenses	$ 30,761	$ 27,745	$ 88,607	$ 82,976