Real Estate and Other Activities - Development Activities - Summary of Status on Current Development Projects (Detail) $ in Thousands	12 Months Ended
	Dec. 31, 2023 USD ($)
Business Acquisition [Line Items]
Commitment	$ 171,562
Costs Incurred as of December 31, 2023	110,073
IMED [Member] | Spain [Member]
Business Acquisition [Line Items]
Commitment	50,099
Costs Incurred as of December 31, 2023	$ 49,534
Estimated Rent Commencement Date	1Q 2024
IMED [Member] | Spain [Member]
Business Acquisition [Line Items]
Commitment	$ 37,879
Costs Incurred as of December 31, 2023	$ 17,876
Estimated Rent Commencement Date	3Q 2024
IMED [Member] | Spain [Member]
Business Acquisition [Line Items]
Commitment	$ 51,984
Costs Incurred as of December 31, 2023	$ 18,640
Estimated Rent Commencement Date	1Q 2025
Lifepoint Behavioral Health [Member] | Texas [Member]
Business Acquisition [Line Items]
Commitment	$ 31,600
Costs Incurred as of December 31, 2023	$ 24,023
Estimated Rent Commencement Date	1Q 2024