Segment Information - Schedule of Adjusted EBITDA by Segment (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Segment Reporting [Line Items]
Net loss attributable to Caesars	$ (62)	$ (82)	$ (160)	$ (197)
Net income attributable to noncontrolling interests	21	17	36	34
(Benefit) provision for income taxes	(12)	13	0	24
Other income	(7)	(1)	(5)	0
Interest expense, net	573	579	1,142	1,153
Depreciation and amortization	355	364	702	721
Transaction costs and other, net	29	41	45	54
Stock-based compensation expense	23	24	47	50
Adjusted EBITDA	920	955	1,807	1,839
Corporate and Other
Segment Reporting [Line Items]
Adjusted EBITDA	(62)	(50)	(118)	(98)
Las Vegas | Operating Segment
Segment Reporting [Line Items]
Adjusted EBITDA	410	469	836	902
Regional | Operating Segment
Segment Reporting [Line Items]
Adjusted EBITDA	488	439	923	879
Caesars Digital | Operating Segment
Segment Reporting [Line Items]
Adjusted EBITDA	68	80	137	123
Managed and Branded | Operating Segment
Segment Reporting [Line Items]
Adjusted EBITDA	$ 16	$ 17	$ 29	$ 33