Segment Reporting - Assets and Capital Expenditure (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Segment reporting
Total assets	$ 5,137,005	$ 5,446,136	$ 6,002,093
Operating Segments | Medical Office and Life Science Portfolio
Segment reporting
Total assets	1,688,034	1,866,422	1,967,244
Operating Segments | SHOP
Segment reporting
Total assets	3,084,101	3,134,978	3,147,785
All Other
Segment reporting
Total assets	$ 364,870	$ 444,736	$ 887,064