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LEASES - Lessee Future Minimum Payments (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2025 USD ($) community	Dec. 31, 2024 USD ($)
Lease expense:
Number of communities subject to ground leases | community	6
Operating leases existence of option to extend	true
Operating lease right-of-use assets	$ 185,125	$ 186,997
Weighted average remaining lease term	41 years 1 month 6 days	41 years 3 months 18 days
Weighted average discount rate	5.00%	5.00%
Future minimum lease payments
Total operating lease liabilities (discounted)	$ 180,433	$ 182,275
Land
Future minimum lease payments
2025	6,222
2026	12,442
2027	12,442
2028	12,442
2029	12,442
Thereafter	393,010
Total future minimum lease payments (undiscounted)	449,000
Difference between future undiscounted cash flows and discounted cash flows	(268,567)
Total operating lease liabilities (discounted)	$ 180,433

X

- Definition

Amount of lessee's undiscounted obligation for lease payment for operating lease due in the fifth fiscal year following current fiscal year and thereafter. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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The number of communities that are subject to ground leases that the Company is the lessee.

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Indicates (true false) whether lessee has option to extend operating lease.

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for operating lease having initial or remaining lease term in excess of one year to be paid in remainder of current fiscal year.

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Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease.

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Present value of lessee's discounted obligation for lease payments from operating lease.

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Amount of lessee's right to use underlying asset under operating lease.

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Weighted average discount rate for operating lease calculated at point in time.

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Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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