Real Estate and Other Activities - Development Activities - Additional Information (Detail) $ in Thousands, € in Millions			3 Months Ended	6 Months Ended
	Apr. 29, 2022 Facility	Apr. 25, 2022 Facility	Jun. 30, 2022 USD ($) Facility NewProject	Jun. 30, 2022 USD ($) Facility	Jun. 30, 2022 EUR (€)
Business Acquisition [Line Items]
Number of development of new projects | NewProject			4
Total commitment | $			$ 381,524	$ 381,524
General Acute Care Hospitals [Member]
Business Acquisition [Line Items]
Number of facilities acquired | Facility		2		5
Spain [Member] | General Acute Care Hospitals [Member]
Business Acquisition [Line Items]
Number of facilities acquired | Facility	3		3
Total commitment | €					€ 120
Springstone [Member] | McKinney, Texas [Member]
Business Acquisition [Line Items]
Total commitment | $			$ 35,000	$ 35,000