IMPAIRMENT OF REAL ESTATE INVESTMENTS, ASSETS HELD FOR SALE AND ASSET SALES - Schedule of Company's Assets Held for Sale Activity (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2025 USD ($) facility	Sep. 30, 2024 USD ($) facility
Increase Decrease in Assets Held for Sale [Roll Forward]
Net carrying value at beginning	$ 2,705,522
Net carrying value at ending	3,808,618
Disposal Group, Held-for-sale, Not Discontinued Operations
Increase Decrease in Assets Held for Sale [Roll Forward]
Net carrying value at beginning	57,261	$ 15,011
Net carrying value, additions to assets held for sale	50,066	54,021
Net carrying value, assets sold	(78,732)	(11,106)
Net carrying value, impairment of real estate held for sale	(452)	(36,872)
Net carrying value, assets reclassified to held for investment		(5,008)
Net carrying value at ending	$ 28,143	$ 16,046
Number of facilities at beginning | facility	10	14
Number of facilities, additions to assets held for sale | facility	12	10
Number of properties, assets sold | facility	(14)	(14)
Number of facilities, impairment of real estate held for sale | facility	0	0
Number of facilities, assets reclassified to held for investment | facility		(2)
Number of facilities at ending | facility	8	8