DEBT - Schedule of Debt Outstanding (Detail) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Total debt	$ 1,031,405	$ 997,380
Unamortized debt issuance costs	(10,937)	(12,234)
Current portion of long-term debt	(13,884)	(12,073)
Long-term debt, net	1,006,584	973,073
Revolving Credit Facility Due In October 2028
Debt Instrument [Line Items]
Total debt	40,000	0
Term Loan Due In October 2028
Debt Instrument [Line Items]
Total debt	115,625	118,750
Unamortized debt issuance costs	(1,000)	(1,100)
Senior Notes 4.75% Due 2027
Debt Instrument [Line Items]
Total debt	238,468	238,468
Unamortized debt issuance costs	(900)	(1,100)
Senior Notes 8.25% Due 2026
Debt Instrument [Line Items]
Total debt			$ 593,100
Senior Notes 8.25% Due 2029
Debt Instrument [Line Items]
Total debt	500,000	500,000
Unamortized debt issuance costs	(6,600)	(7,500)
Lansing Correctional Facility Non-Recourse Mortgage Note 4.43% Due 2040
Debt Instrument [Line Items]
Total debt	137,312	140,162
Unamortized debt issuance costs	$ (2,400)	$ (2,500)