Idled Facilities and Respective Carrying Values Excluding Equipment and Other Assets (Detail) $ in Thousands	Sep. 30, 2022 USD ($) Bed	Dec. 31, 2021 USD ($)
Prairie Correctional Facility
Facility Activations Developments And Closures [Line Items]
Design Capacity | Bed	1,600
Net Carrying Value | $	$ 14,246	$ 14,416
Huerfano County Correctional Center
Facility Activations Developments And Closures [Line Items]
Design Capacity | Bed	752
Net Carrying Value | $	$ 14,744	15,230
Diamondback Correctional Facility
Facility Activations Developments And Closures [Line Items]
Design Capacity | Bed	2,160
Net Carrying Value | $	$ 35,835	36,917
Marion Adjustment Center
Facility Activations Developments And Closures [Line Items]
Design Capacity | Bed	826
Net Carrying Value | $	$ 10,430	10,743
Kit Carson Correctional Center
Facility Activations Developments And Closures [Line Items]
Design Capacity | Bed	1,488
Net Carrying Value | $	$ 49,611	50,950
West Tennessee Detention Facility
Facility Activations Developments And Closures [Line Items]
Design Capacity | Bed	600
Net Carrying Value | $	$ 19,840	20,622
Leavenworth Detention Center
Facility Activations Developments And Closures [Line Items]
Design Capacity | Bed	1,033
Net Carrying Value | $	$ 52,453	54,162
Idle Facilities
Facility Activations Developments And Closures [Line Items]
Design Capacity | Bed	8,459
Net Carrying Value | $	$ 197,159	$ 203,040