Summary of Business Organization, Operations and Significant Accounting Policies - Revenue Recognition and Facility Construction and Design (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disaggregation Of Revenue [Line Items]
Total Revenues	$ 2,376,727	$ 2,256,612	$ 2,350,098
U.S. Secure Services
Disaggregation Of Revenue [Line Items]
Total Revenues	1,437,831	1,488,936	1,571,216
Electronic Monitoring and Supervision Services
Disaggregation Of Revenue [Line Items]
Total Revenues	496,268	278,934	241,944
Reentry Services
Disaggregation Of Revenue [Line Items]
Total Revenues	255,428	274,893	309,398
International
Disaggregation Of Revenue [Line Items]
Total Revenues	187,200	213,849	227,540
Owned and Leased: Secure Services
Disaggregation Of Revenue [Line Items]
Total Revenues	1,109,923	1,127,688	1,198,881
Owned and Leased: Secure Services | U.S. Secure Services
Disaggregation Of Revenue [Line Items]
Total Revenues	1,109,923	1,127,688	1,198,881
Owned and Leased: Community-based
Disaggregation Of Revenue [Line Items]
Total Revenues	155,932	150,888	145,491
Owned and Leased: Community-based | Reentry Services
Disaggregation Of Revenue [Line Items]
Total Revenues	155,932	150,888	145,491
Owned and Leased: Youth Services
Disaggregation Of Revenue [Line Items]
Total Revenues		33,920	75,792
Owned and Leased: Youth Services | Reentry Services
Disaggregation Of Revenue [Line Items]
Total Revenues		33,920	75,792
Managed Only
Disaggregation Of Revenue [Line Items]
Total Revenues	522,021	579,074	605,388
Managed Only | U.S. Secure Services
Disaggregation Of Revenue [Line Items]
Total Revenues	327,908	361,248	372,335
Managed Only | Reentry Services
Disaggregation Of Revenue [Line Items]
Total Revenues	6,913	3,977	5,513
Managed Only | International
Disaggregation Of Revenue [Line Items]
Total Revenues	187,200	213,849	227,540
Electronic Monitoring Services and Other Reentry
Disaggregation Of Revenue [Line Items]
Total Revenues	588,851	365,042	324,546
Electronic Monitoring Services and Other Reentry | Electronic Monitoring and Supervision Services
Disaggregation Of Revenue [Line Items]
Total Revenues	496,268	278,934	241,944
Electronic Monitoring Services and Other Reentry | Reentry Services
Disaggregation Of Revenue [Line Items]
Total Revenues	$ 92,583	$ 86,108	$ 82,602