Summary of Significant Accounting Policies - Equity Method Investments (Details)	12 Months Ended
	Dec. 31, 2025 USD ($) property
Investment in available for sale securities
Number of medical office and life science properties | property	10
Corporate Joint Venture
Investment in available for sale securities
Principal amount of debt	$ 1,456,625,000
Seaport Innovation LLC | Corporate Joint Venture
Investment in available for sale securities
Equity method investment ownership percentage	10.00%
Principal amount of debt	$ 1,000,000,000
LSMD Fund REIT LLC | Corporate Joint Venture
Investment in available for sale securities
Equity method investment ownership percentage	20.00%
Principal amount of debt	$ 456,625,000
AlerisLife Inc
Investment in available for sale securities
Equity method investment ownership percentage	34.00%