Goodwill and Other Intangible Assets - Goodwill (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2022 USD ($)
Changes in the Company's goodwill balances
Beginning balance	$ 755,225
Foreign Currency Translation	(46)
Ending balance	755,179
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	416
Foreign Currency Translation	(46)
Ending balance	$ 370