CONDENSED CONSOLIDATED STATEMENTS OF (LOSS) INCOME - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Revenues:
Rental and related revenues	$ 110,783	$ 112,727	$ 224,166	$ 219,239
Interest and other income	3,031	2,606	5,972	5,457
Resident fees and services	39,118	38,584	75,159	78,567
Total revenues	152,932	153,917	305,297	303,263
Expenses:
Depreciation and amortization	44,491	44,202	88,866	88,370
Interest	24,270	25,292	48,713	50,996
General and administrative	8,811	8,673	17,749	17,434
(Recovery of) provision for loan losses and other reserves	(109)	129	1,916	796
Total expenses	111,364	111,597	225,225	223,059
Other income (expense):
Loss on extinguishment of debt	(54)	(392)	(847)	(392)
Other (expense) income	(24)	(66)	109	2,193
Net (loss) gain on sales of real estate	(3,752)	330	(2,439)	113
Total other (expense) income	(3,830)	(128)	(3,177)	1,914
Income before loss from unconsolidated joint venture and income tax expense	37,738	42,192	76,895	82,118
Loss from unconsolidated joint venture	(169,789)	(12,136)	(174,799)	(15,803)
Income tax expense	(522)	(433)	(1,222)	(1,475)
Net (loss) income	$ (132,573)	$ 29,623	$ (99,126)	$ 64,840
Net (loss) income, per:
Basic common share (in dollars per share)	$ (0.61)	$ 0.14	$ (0.46)	$ 0.32
Diluted common share (in dollars per share)	$ (0.61)	$ 0.14	$ (0.46)	$ 0.31
Weighted-average number of common shares outstanding, basic (in shares)	216,264,207	205,593,653	213,870,329	205,493,829
Weighted-average number of common shares outstanding, diluted (in shares)	216,264,207	206,219,162	213,870,329	206,194,282
Revenue, type [Extensible Enumeration]
Triple-net portfolio
Expenses:
Operating expenses	$ 5,000	$ 5,331	$ 10,135	$ 10,232
Senior housing - managed
Expenses:
Operating expenses	$ 28,901	$ 27,970	$ 57,846	$ 55,231