Commitments and Contingencies - Additional Information (Detail) - Inpatient Behavioral Health Hospital Facilities [Member] - Springstone [Member] $ in Millions	Jun. 15, 2021 USD ($) Hospital
Commitment And Contingencies [Line Items]
Number of facilities acquired \| Hospital	18
Funded for interim mortgage loan \| $	$ 950

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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