CONCENTRATION OF CREDIT RISK - Minimum Rents (Details) $ in Thousands	Dec. 31, 2023 USD ($)
Concentration Risk [Line Items]
2024	$ 1,204,834
2025	1,039,248
2026	785,808
2027	683,346
2028	570,600
Thereafter	2,403,254
Total	6,687,090
Brookdale Senior Living
Concentration Risk [Line Items]
2024	149,045
2025	148,586
2026	0
2027	0
2028	0
Thereafter	0
Total	297,631
Ardent
Concentration Risk [Line Items]
2024	149,470
2025	149,470
2026	148,927
2027	147,839
2028	147,839
Thereafter	968,188
Total	1,711,733
Kindred
Concentration Risk [Line Items]
2024	134,372
2025	62,124
2026	25,839
2027	25,839
2028	8,613
Thereafter	0
Total	256,787
Other
Concentration Risk [Line Items]
2024	771,947
2025	679,068
2026	611,042
2027	509,668
2028	414,148
Thereafter	1,435,066
Total	$ 4,420,939

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 954
-SubTopic 310
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481027/954-310-50-2

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 12
-Publisher FASB
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