CONSOLIDATED STATEMENTS OF INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenues:
Rental and related revenues (Note 4)	$ 103,168	$ 110,783	$ 213,054	$ 224,166
Interest and other income	8,653	3,031	19,645	5,972
Resident fees and services	44,136	39,118	86,363	75,159
Total revenues	155,957	152,932	319,062	305,297
Expenses:
Depreciation and amortization	45,172	44,491	90,428	88,866
Interest	25,530	24,270	50,502	48,713
General and administrative	8,649	8,811	19,045	17,749
(Recovery of) provision for loan losses and other reserves	(270)	(109)	205	1,916
Impairment of real estate	11,745	0	11,745	0
Total expenses	129,704	111,364	248,918	225,225
Other (expense) income:
Loss on extinguishment of debt	0	(54)	(271)	(847)
Other (expense) income	(2,163)	(24)	(2,095)	109
Net loss on sales of real estate	(4,501)	(3,752)	(4,501)	(2,439)
Total other expense	(6,664)	(3,830)	(6,867)	(3,177)
Income before loss from unconsolidated joint ventures and income tax expense	19,589	37,738	63,277	76,895
Loss from unconsolidated joint ventures	(2,529)	(169,789)	(5,331)	(174,799)
Income tax expense	(255)	(522)	(539)	(1,222)
Net income (loss)	$ 16,805	$ (132,573)	$ 57,407	$ (99,126)
Net income (loss), per:
Basic common share (in dollars per share)	$ 0.07	$ (0.61)	$ 0.25	$ (0.46)
Diluted common share (in dollars per share)	$ 0.07	$ (0.61)	$ 0.25	$ (0.46)
Weighted-average number of common shares outstanding, basic (in shares)	230,967,163	216,264,207	230,913,462	213,870,329
Weighted-average number of common shares outstanding, diluted (in shares)	231,681,536	216,264,207	231,641,958	213,870,329
Revenue, type, extensible enumeration	Health Care, Resident Service [Member]	Health Care, Resident Service [Member]	Health Care, Resident Service [Member]	Health Care, Resident Service [Member]
Triple-net portfolio
Expenses:
Operating expenses	$ 4,852	$ 5,000	$ 9,863	$ 10,135
Senior housing - managed
Expenses:
Operating expenses	$ 34,026	$ 28,901	$ 67,130	$ 57,846