CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) shares in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Revenues:
Total residents fees and services	$ 366,471,000	$ 386,864,000
Expenses:
Property operating expenses	290,556,000	314,326,000
Depreciation and amortization	62,914,000	68,325,000
General and administrative	14,038,000	9,000,000
Acquisition and certain other transaction related costs	3,693,000	24,000
Impairment of assets	0	38,472,000
Total expenses	371,201,000	430,147,000
(Loss) gain on sale of real estate	(1,207,000)	110,140,000
Gain on insurance recoveries	0	7,522,000
Interest and other income	233,000	2,099,000
Interest expense (including net amortization of debt discounts, premiums and issuance costs of $2,329 and $26,087, respectively)	(37,045,000)	(57,831,000)
Loss on modification or early extinguishment of debt	0	(29,071,000)
Loss before income taxes and equity in net earnings of investees	(42,749,000)	(10,424,000)
Income tax expense	(622,000)	(49,000)
Equity in net earnings of investees	96,000	1,487,000
Net loss	(43,275,000)	(8,986,000)
Other comprehensive (loss) income:
Equity in unrealized gains of an investee	0	27,000
Unrealized loss on derivative	(81,000)	(6,000)
Other comprehensive (loss) income	(81,000)	21,000
Comprehensive loss	$ (43,356,000)	$ (8,965,000)
Weighted average common shares outstanding - basic (in shares)	240,689	239,957
Weighted average common shares outstanding - diluted (in shares)	240,689	239,957
Per Common Share Amounts, Basic and Diluted [Abstract]
Net loss per common share - basic (in dollars per share)	$ (0.18)	$ (0.04)
Net loss per common share - diluted (in dollars per share)	$ (0.18)	$ (0.04)
Affiliated Entity
Expenses:
Equity in net earnings of investees	$ 96,000	$ 1,487,000
Rental income
Revenues:
Total residents fees and services	49,246,000	58,558,000
Residents fees and services
Revenues:
Total residents fees and services	$ 317,225,000	$ 328,306,000