REVENUE RECOGNITION - Disaggregation of Revenue by Segment (Details) - USD ($) $ in Thousands	1 Months Ended	11 Months Ended	12 Months Ended
	Feb. 07, 2025	Dec. 31, 2025	Dec. 31, 2024
Disaggregation of Revenue [Line Items]
Total revenue	$ 220,498	$ 2,436,189	$ 2,450,478
Corporate & Other
Disaggregation of Revenue [Line Items]
Total revenue	273	7,091	7,555
Gaming
Disaggregation of Revenue [Line Items]
Total revenue	185,767	1,989,454	2,051,668
Gaming \| Corporate & Other
Disaggregation of Revenue [Line Items]
Total revenue	0	0	0
Non-gaming
Disaggregation of Revenue [Line Items]
Total revenue	34,731	446,735	398,810
Non-gaming \| Corporate & Other
Disaggregation of Revenue [Line Items]
Total revenue	273	7,091	7,555
Hotel
Disaggregation of Revenue [Line Items]
Total revenue	11,006	119,409	148,693
Hotel \| Corporate & Other
Disaggregation of Revenue [Line Items]
Total revenue	0	0	0
Food and beverage
Disaggregation of Revenue [Line Items]
Total revenue	11,304	125,877	135,213
Food and beverage \| Corporate & Other
Disaggregation of Revenue [Line Items]
Total revenue	0	0	0
Licensing
Disaggregation of Revenue [Line Items]
Total revenue	3,720	20,880	6,861
Licensing \| Corporate & Other
Disaggregation of Revenue [Line Items]
Total revenue	0	0
Technology Services
Disaggregation of Revenue [Line Items]
Total revenue		64,369
Technology Services \| Corporate & Other
Disaggregation of Revenue [Line Items]
Total revenue		0
Retail, entertainment and other
Disaggregation of Revenue [Line Items]
Total revenue	8,701	116,200	108,043
Retail, entertainment and other \| Corporate & Other
Disaggregation of Revenue [Line Items]
Total revenue	273	7,091	7,555
Casinos & Resorts
Disaggregation of Revenue [Line Items]
Total revenue	124,299	1,382,438	1,363,113
Casinos & Resorts \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	124,299	1,382,438	1,363,113
Casinos & Resorts \| Gaming \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	95,984	1,072,888	1,008,361
Casinos & Resorts \| Non-gaming \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	28,315	309,550	354,752
Casinos & Resorts \| Hotel \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	11,006	119,409	148,693
Casinos & Resorts \| Food and beverage \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	11,304	125,877	134,853
Casinos & Resorts \| Licensing \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	0	0	0
Casinos & Resorts \| Technology Services \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue		0
Casinos & Resorts \| Retail, entertainment and other \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	6,005	64,264	71,206
Bally's Intralot B2B
Disaggregation of Revenue [Line Items]
Total revenue	3,720	97,354	6,861
Bally's Intralot B2B \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	3,720	97,354	6,861
Bally's Intralot B2B \| Gaming \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	0	0	0
Bally's Intralot B2B \| Non-gaming \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	3,720	97,354	6,861
Bally's Intralot B2B \| Hotel \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	0	0	0
Bally's Intralot B2B \| Food and beverage \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	0	0	0
Bally's Intralot B2B \| Licensing \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	3,720	20,880	6,861
Bally's Intralot B2B \| Technology Services \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue		64,369
Bally's Intralot B2B \| Retail, entertainment and other \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	0	12,105	0
Bally's Intralot B2C
Disaggregation of Revenue [Line Items]
Total revenue	75,265	752,996	902,632
Bally's Intralot B2C \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	75,265	752,996	902,632
Bally's Intralot B2C \| Gaming \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	74,849	749,651	893,756
Bally's Intralot B2C \| Non-gaming \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	416	3,345	8,876
Bally's Intralot B2C \| Hotel \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	0	0	0
Bally's Intralot B2C \| Food and beverage \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	0	0	360
Bally's Intralot B2C \| Licensing \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	0	0	0
Bally's Intralot B2C \| Technology Services \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue		0
Bally's Intralot B2C \| Retail, entertainment and other \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	416	3,345	8,516
North America Interactive
Disaggregation of Revenue [Line Items]
Total revenue	16,941	196,310	170,317
North America Interactive \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	16,941	196,310	170,317
North America Interactive \| Gaming \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	14,934	166,915	149,551
North America Interactive \| Non-gaming \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	2,007	29,395	20,766
North America Interactive \| Hotel \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	0	0	0
North America Interactive \| Food and beverage \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	0	0	0
North America Interactive \| Licensing \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	0	0	0
North America Interactive \| Technology Services \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue		0
North America Interactive \| Retail, entertainment and other \| Operating Segments
Disaggregation of Revenue [Line Items]
Total revenue	$ 2,007	$ 29,395	$ 20,766