Real Estate and Other Activities - Development Activities - Summary of Status on Current Development and Capital Additions Projects (Detail) $ in Thousands	9 Months Ended
	Sep. 30, 2025 USD ($)
Business Acquisition [Line Items]
Commitment	$ 147,655
Costs Paid as of September 30, 2025	78,876
Cost Remaining	68,779
IMED Hospitales ("IMED") [Member] | Spain [Member]
Business Acquisition [Line Items]
Commitment	57,196
Costs Paid as of September 30, 2025	33,884
Cost Remaining	23,312
IMED [Member] | Spain [Member]
Business Acquisition [Line Items]
Commitment	42,246
Costs Paid as of September 30, 2025	37,608
Cost Remaining	4,638
Healthcare Systems of America [Member] | Florida [Member]
Business Acquisition [Line Items]
Commitment	37,000
Costs Paid as of September 30, 2025	551
Cost Remaining	36,449
Lifepoint Behavioral [Member] | ARIZONA
Business Acquisition [Line Items]
Commitment	10,659
Costs Paid as of September 30, 2025	6,623
Cost Remaining	4,036
Other [Member] | Various [Member]
Business Acquisition [Line Items]
Commitment	554
Costs Paid as of September 30, 2025	210
Cost Remaining	$ 344