Organization and Operations - Additional Information (Detail)	12 Months Ended
	Dec. 31, 2016 Bed Facility State Business	Jun. 10, 2016 Bed	Aug. 27, 2015 Bed
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Number of facilities owned by government partners, managed	11
Number of beds at the facility | Bed	89,700	112	600
Number of states in which company facilities are located | State	20
Number of business offerings | Business	3
Correctional And Detention Facility
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Number of facilities owned by government partners, managed	11
Number of facilities owned or controlled by company	49
Residential Reentry Facility
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Number of facilities owned or controlled by company	25