Summary of Net Intangible Assets (Detail) - USD ($) $ in Thousands		Dec. 31, 2023	Dec. 31, 2022
Finite Lived Intangible Assets [Line Items]
Net Intangible Assets		$ 77,018	$ 78,102
Medicare Licenses
Finite Lived Intangible Assets [Line Items]
Net Intangible Assets	[1]	57,226	57,226
Certificates of Need
Finite Lived Intangible Assets [Line Items]
Net Intangible Assets		7,501	7,989
Contract Relationships and Other
Finite Lived Intangible Assets [Line Items]
Net Intangible Assets		$ 12,291	$ 12,887

[1] Indefinite lives.