Summary of Net Intangible Assets (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Finite Lived Intangible Assets [Line Items]
Net Intangible Assets	$ 78,102	$ 81,041
Medicare Licenses
Finite Lived Intangible Assets [Line Items]
Net Intangible Assets	57,226	57,226
Certificates of Need
Finite Lived Intangible Assets [Line Items]
Net Intangible Assets	7,989	8,239
Contract Relationships and Other
Finite Lived Intangible Assets [Line Items]
Net Intangible Assets	$ 12,887	$ 15,576