Amount classified as assets attributable to disposal group held for sale or disposed of.

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DISPOSITIONS AND IMPAIRMENTS - Real Estate Assets Held For Sale (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024 USD ($) property	Sep. 30, 2023 USD ($)	Sep. 30, 2024 USD ($) property	Sep. 30, 2023 USD ($)	Dec. 31, 2023 USD ($) property
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of real estate properties \| property	1,319		1,319
Assets held for sale	$ 50,637		$ 50,637		$ 56,489
Liabilities related to assets held for sale	5,252		5,252		9,243
Gain on real estate dispositions	271	$ 10,711	50,282	$ 22,317
SHOP
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets held for sale	26,938		26,938		48,173
Liabilities related to assets held for sale	3,755		3,755		6,419
OM&R
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets held for sale	21,568		21,568		5,431
Liabilities related to assets held for sale	1,497		1,497		2,643
NNN
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets held for sale	2,131		2,131		2,885
Liabilities related to assets held for sale	$ 0		$ 0		$ 181
Disposal Group, Held-for-sale, Not Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of properties classified as held-for-sale \| property	4		4		17
Disposal Group, Held-for-sale, Not Discontinued Operations \| SHOP
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of properties classified as held-for-sale \| property	3		3		13
Disposal Group, Held-for-sale, Not Discontinued Operations \| OM&R
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of properties classified as held-for-sale \| property	0		0		3
Disposal Group, Held-for-sale, Not Discontinued Operations \| NNN
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of properties classified as held-for-sale \| property	1		1		1