Goodwill and Other Intangible Assets - Goodwill (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2024 USD ($)
Changes in the Company's goodwill balances
Beginning balance	$ 755,199
Additions	836
Foreign Currency Translation	(8)
Ending balance	756,027
U.S. Secure Services
Changes in the Company's goodwill balances
Beginning balance	316,366
Ending balance	316,366
Electronic Monitoring and Supervision Services
Changes in the Company's goodwill balances
Beginning balance	289,570
Ending balance	289,570
Reentry Services
Changes in the Company's goodwill balances
Beginning balance	148,873
Ending balance	148,873
International Services
Changes in the Company's goodwill balances
Beginning balance	390
Additions	836
Foreign Currency Translation	(8)
Ending balance	$ 1,218