LEASES - Lessee Future Minimum Payments (Details) $ in Thousands	12 Months Ended
	Dec. 31, 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	$ 187,624	$ 186,997
Weighted average remaining lease term	40 years 9 months 18 days	41 years 3 months 18 days
Weighted average discount rate	5.00%	5.00%
Future minimum lease payments
Total operating lease liabilities (discounted)	$ 182,963	$ 182,275
Ground Leases
Future minimum lease payments
2026	12,695
2027	12,695
2028	12,695
2029	12,695
2030	12,695
Thereafter	389,340
Total future minimum lease payments (undiscounted)	452,815
Difference between future undiscounted cash flows and discounted cash flows	(269,852)
Total operating lease liabilities (discounted)	$ 182,963