CONCENTRATION OF CREDIT RISK - Kindred Lease (Details)	Dec. 31, 2022 renewalOption property
Concentration Risk [Line Items]
Number of real estate properties	1,300
Kindred
Concentration Risk [Line Items]
Number of real estate properties	29
Kindred | Long-Term Acute Care Facilities | Triple-net leased properties
Concentration Risk [Line Items]
Number of real estate properties	29
Kindred | Long-Term Acute Care Facilities | Triple-net leased properties | Renewal Group One
Concentration Risk [Line Items]
Number of real estate properties	6
Number of renewal extensions | renewalOption	2
Renewal term	5 years
Kindred | Long-Term Acute Care Facilities | Triple-net leased properties | Renewal Group Two
Concentration Risk [Line Items]
Number of real estate properties	23
Kindred | Long-Term Acute Care Facilities | Triple-net leased properties | Renewal Group Two - Escalated Rent
Concentration Risk [Line Items]
Number of renewal extensions | renewalOption	1
Renewal term	5 years
Kindred | Long-Term Acute Care Facilities | Triple-net leased properties | Renewal Group Two - Greater of Escalated Rent And Fair Market Rent
Concentration Risk [Line Items]
Number of renewal extensions | renewalOption	2
Renewal term	5 years