DISPOSITIONS AND IMPAIRMENTS - Real Estate Assets Held For Sale (Details) $ in Thousands	Mar. 31, 2026 USD ($) property	Dec. 31, 2025 USD ($) property
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets held for sale	$ 13,530	$ 42,993
Liabilities related to assets held for sale	1,529	4,032
SHOP
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets held for sale	13,151	20,337
Liabilities related to assets held for sale	1,433	2,786
OM&R
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets held for sale	379	468
Liabilities related to assets held for sale	96	130
NNN
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets held for sale	0	22,188
Liabilities related to assets held for sale	$ 0	$ 1,116
Disposal Group, Held-for-sale, Not Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Segment Properties Held for Sale \| property	5	16
Disposal Group, Held-for-sale, Not Discontinued Operations \| SHOP
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Segment Properties Held for Sale \| property	5	6
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]
Segment Properties Held for Sale \| property	0	0
Disposal Group, Held-for-sale, Not Discontinued Operations \| NNN
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Segment Properties Held for Sale \| property	0	10

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

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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