REAL ESTATE AND OTHER TRANSACTIONS - Additional Information (Detail) $ in Thousands	3 Months Ended			9 Months Ended		12 Months Ended
	Sep. 30, 2024 USD ($) Bed	Mar. 31, 2024 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2024 USD ($) Facility Bed	Sep. 30, 2023 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2014 USD ($) Installment	Jul. 31, 2024 Bed	Jun. 10, 2024 Bed
Facility Activations Developments And Closures [Line Items]
Operating Costs and Expenses	$ 370,818		$ 377,323	$ 1,124,656	$ 1,093,868
Revenue	491,558		483,705	$ 1,482,353	1,405,389
Company Owned Bed | Bed									2,400
Asset impairment	3,100
South Texas Family Residential Center / ICE
Facility Activations Developments And Closures [Line Items]
Agreement notice period for termination				60 days
Lease Liabilities and Adjustments				$ 57,000
South Texas Family Residential Center | South Texas Family Residential Center / ICE
Facility Activations Developments And Closures [Line Items]
Number of installments | Installment							2
Amount to be settled as an installment							$ 35,000
Deferred revenue noncurrent							$ 70,000
Revenue				100,700		$ 156,100
Deferred revenue						7,300
Deferred revenue recognized				$ 7,300
Deferred revenue recognized upon contract termination	5,700
Idled Correctional Facilities
Facility Activations Developments And Closures [Line Items]
Number of facility | Facility				9
Idle Facilities
Facility Activations Developments And Closures [Line Items]
Operating Costs and Expenses	4,000		$ 4,200	$ 13,200	$ 9,400
Facility In Oklahoma And Corecivic Community Segment [Member]
Facility Activations Developments And Closures [Line Items]
Company Owned Bed | Bed								390
Facilities In Corecivic Community Segment [Member]
Facility Activations Developments And Closures [Line Items]
Gain on sale of properties	1,200	$ 500
Net proceeds from sale of properties	$ 3,400	8,000		$ 3,400
Unused Parcel Of Land In Texas [Member]
Facility Activations Developments And Closures [Line Items]
Gain on sale of properties		100
Net proceeds from sale of properties		$ 200
Three Community Corrections Facilities And One Vacant Parcel Of Land [Member]
Facility Activations Developments And Closures [Line Items]
Gain on sale of properties						800
Net proceeds from sale of properties						$ 10,800
Community | Idle Facility
Facility Activations Developments And Closures [Line Items]
Number of beds at the facility | Bed	60			60
Net carrying value	$ 1,100			$ 1,100
Safety
Facility Activations Developments And Closures [Line Items]
Number of beds at the facility | Bed	62,000			62,000
Safety | Idled Non-Core Facility
Facility Activations Developments And Closures [Line Items]
Number of facility | Facility				1
Number of beds at the facility | Bed	240			240
Net carrying value	$ 2,800			$ 2,800