Basis of Presentation and Summary of Significant Accounting Policies - Schedule of Financial Instruments Having Difference Between Carrying Amount and Fair Value (Detail) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Note receivable from Agecroft Prison Management, LTD, Carrying Amount	$ 2,861	$ 2,886
Debt, Carrying Amount	(1,109,516)	(1,106,691)
Note receivable from Agecroft Prison Management, LTD, Fair Value	3,034	3,061
Debt, Fair Value	$ (1,111,845)	$ (1,090,326)