Dispositions of Real Estate and Discontinued Operations - 2024 Dispositions of Real Estate (Details) $ in Thousands	1 Months Ended	12 Months Ended
	Jul. 31, 2024 USD ($) property	Dec. 31, 2024 USD ($) property	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($) property
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (loss) on sales of real estate, net		$ 178,695	$ 86,463	$ 9,078
Dispositions of 2024
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (loss) on sales of real estate, net		$ 179,000
Outpatient Medical Buildings
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of assets sold | property	59	59
Proceeds from sale of buildings	$ 674,000	$ 674,000
Investments in loans receivable	$ 405,000	$ 405,000
Fourteen Outpatient Medical Buildings
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of assets sold | property		14
Proceeds from sale of buildings		$ 220,000
Lab Buildings
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of assets sold | property		7		1
Proceeds from sale of buildings		$ 180,000		$ 14,000
Two Outpatient Medical Buildings
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of assets sold | property		2
Proceeds from sale of buildings		$ 23,000
Investments in loans receivable		14,000
CCRC
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from sale of buildings		$ 12,000