Real Estate and Other Activities - Watsonville Community Hospital - Additional Information (Detail) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2024	Dec. 31, 2023
Business Acquisition [Line Items]
Loans repaid	[1]	$ 0	$ 0	$ 22,900
Watsonville, California [Member]
Business Acquisition [Line Items]
Provision (recovery) for credit loss		$ 15,000

[1] The 2023 column includes a $23 million mortgage loan that was converted to fee simple ownership of one property as described under the Lifepoint Transaction below.