CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - Supplemental (Parenthetical) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Supplemental cash flow information:
Interest paid	$ 43,166	$ 38,925
Income taxes paid	0	50
Non-cash investing activities:
Receivable from AlerisLife Inc. tender offer	14,006	0
Real estate, net	0	(355,669)
Real estate improvements accrued, not paid	$ 20,195	$ 20,645