Commitments, Contingencies and Other Matters - Summary of Idled Facilities and Respective Carrying Values (Details) - Property and Equipment, Net $ in Thousands	6 Months Ended
	Jun. 30, 2022 USD ($) Bed
Commitments and Contingencies [Line Items]
Design Capacity | Bed	10,361
Net Carrying Value | $	$ 272,613
Great Plains Correctional Facility | Secure Services
Commitments and Contingencies [Line Items]
Design Capacity | Bed	1,940
Year Idled	2021
Net Carrying Value | $	$ 70,684
D. Ray James Correctional Facility | Secure Services
Commitments and Contingencies [Line Items]
Design Capacity | Bed	1,900
Year Idled	2021
Net Carrying Value | $	$ 51,756
Rivers Correctional Facility | Secure Services
Commitments and Contingencies [Line Items]
Design Capacity | Bed	1,450
Year Idled	2021
Net Carrying Value | $	$ 38,767
Big Spring Correctional Facility | Secure Services
Commitments and Contingencies [Line Items]
Design Capacity | Bed	1,732
Year Idled	2021
Net Carrying Value | $	$ 34,385
Flightline Correctional Facility | Secure Services
Commitments and Contingencies [Line Items]
Design Capacity | Bed	1,800
Year Idled	2021
Net Carrying Value | $	$ 36,072
McFarland Female Community Reentry Facility | Secure Services
Commitments and Contingencies [Line Items]
Design Capacity | Bed	300
Year Idled	2020
Net Carrying Value | $	$ 11,176
Cheyenne Mountain Recovery Center | Secure Services
Commitments and Contingencies [Line Items]
Design Capacity | Bed	750
Year Idled	2020
Net Carrying Value | $	$ 16,858
Coleman Hall | Reentry Services
Commitments and Contingencies [Line Items]
Design Capacity | Bed	350
Year Idled	2017
Net Carrying Value | $	$ 7,943
Hector Garza Center | Reentry Services
Commitments and Contingencies [Line Items]
Design Capacity | Bed	139
Year Idled	2020
Net Carrying Value | $	$ 4,972