SEGMENT REPORTING - Schedule of Signicant Segment Expenses (Details) - USD ($) $ in Thousands	1 Months Ended	11 Months Ended	12 Months Ended
Feb. 07, 2025	Dec. 31, 2025	Dec. 31, 2024
Segment Reporting Information [Line Items]
Total revenue	$ 220,498	$ 2,436,189	$ 2,450,478
Casinos & Resorts
Segment Reporting Information [Line Items]
Total revenue	124,299	1,382,438	1,363,113
Marketing costs	8,814	60,679	89,245
Gaming tax	20,917	187,963	190,505
Compensation	41,381	388,994	393,160
Other direct costs	0	0	0
Casino property costs	26,653	153,110	141,218
General and administrative	10,712	70,073	73,143
Other Segment Items	(7,732)	150,845	105,324
Segment EBITDAR	23,554	370,774	370,518
Bally's Intralot B2B
Segment Reporting Information [Line Items]
Total revenue	3,720	97,354	6,861
Marketing costs	0	1,353	0
Gaming tax	0	249	0
Compensation	0	25,986	0
Other direct costs	0	5,943	0
Casino property costs	0	0	0
General and administrative	0	16,108	0
Other Segment Items	0	12,946	0
Segment EBITDAR	3,720	34,769	6,861
Bally's Intralot B2C
Segment Reporting Information [Line Items]
Total revenue	75,265	752,996	902,632
Marketing costs	8,362	81,914	118,449
Gaming tax	16,535	148,120	158,691
Compensation	8,492	78,014	97,431
Other direct costs	8,183	74,549	134,192
Casino property costs	0	0	0
General and administrative	6,261	40,415	64,359
Other Segment Items	2,212	32,196	(89)
Segment EBITDAR	25,220	297,788	329,599
North America Interactive
Segment Reporting Information [Line Items]
Total revenue	16,941	196,310	170,317
Marketing costs	5,055	47,513	51,927
Gaming tax	6,461	38,307	48,015
Compensation	3,213	26,633	38,057
Other direct costs	8,355	47,420	57,065
Casino property costs	0	0	0
General and administrative	2,220	27,729	22,863
Other Segment Items	(2,702)	13,715	(20,112)
Segment EBITDAR	$ (5,661)	$ (5,007)	$ (27,498)

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