Revenue Recognition - Schedule of Net Revenues Disaggregated by Type of Revenue and Reportable Segment and Accounts Receivable, Net (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025	Dec. 31, 2025
Disaggregation of Revenue [Line Items]
Net revenues	$ 2,940	$ 2,869	$ 8,803	$ 8,570
Accounts receivable, net	459		459		$ 476
Casino
Disaggregation of Revenue [Line Items]
Net revenues	1,754	1,642	5,179	4,904
Accounts receivable, net	196		196		221
Food and beverage
Disaggregation of Revenue [Line Items]
Net revenues	410	436	1,260	1,299
Hotel
Disaggregation of Revenue [Line Items]
Net revenues	467	485	1,449	1,476
Other
Disaggregation of Revenue [Line Items]
Net revenues	309	306	915	891
Accounts receivable, net	150		150		155
Food and beverage and hotel
Disaggregation of Revenue [Line Items]
Accounts receivable, net	113		113		$ 100
Corporate and Other
Disaggregation of Revenue [Line Items]
Net revenues	(1)	(3)	(6)	(1)
Corporate and Other \| Casino
Disaggregation of Revenue [Line Items]
Net revenues	(3)	(2)	(6)	(5)
Corporate and Other \| Food and beverage
Disaggregation of Revenue [Line Items]
Net revenues	0	0	(1)	0
Corporate and Other \| Hotel
Disaggregation of Revenue [Line Items]
Net revenues	0	0	0	0
Corporate and Other \| Other
Disaggregation of Revenue [Line Items]
Net revenues	2	(1)	1	4
Las Vegas \| Operating Segment
Disaggregation of Revenue [Line Items]
Net revenues	930	952	2,950	3,009
Las Vegas \| Operating Segment \| Casino
Disaggregation of Revenue [Line Items]
Net revenues	287	260	808	795
Las Vegas \| Operating Segment \| Food and beverage
Disaggregation of Revenue [Line Items]
Net revenues	236	270	776	834
Las Vegas \| Operating Segment \| Hotel
Disaggregation of Revenue [Line Items]
Net revenues	263	290	924	979
Las Vegas \| Operating Segment \| Other
Disaggregation of Revenue [Line Items]
Net revenues	144	132	442	401
Regional \| Operating Segment
Disaggregation of Revenue [Line Items]
Net revenues	1,627	1,536	4,627	4,359
Regional \| Operating Segment \| Casino
Disaggregation of Revenue [Line Items]
Net revenues	1,153	1,084	3,355	3,159
Regional \| Operating Segment \| Food and beverage
Disaggregation of Revenue [Line Items]
Net revenues	174	166	485	465
Regional \| Operating Segment \| Hotel
Disaggregation of Revenue [Line Items]
Net revenues	204	195	525	497
Regional \| Operating Segment \| Other
Disaggregation of Revenue [Line Items]
Net revenues	96	91	262	238
Caesars Digital \| Operating Segment
Disaggregation of Revenue [Line Items]
Net revenues	326	311	1,051	989
Caesars Digital \| Operating Segment \| Casino
Disaggregation of Revenue [Line Items]
Net revenues	317	300	1,022	955
Caesars Digital \| Operating Segment \| Food and beverage
Disaggregation of Revenue [Line Items]
Net revenues	0	0	0	0
Caesars Digital \| Operating Segment \| Hotel
Disaggregation of Revenue [Line Items]
Net revenues	0	0	0	0
Caesars Digital \| Operating Segment \| Other
Disaggregation of Revenue [Line Items]
Net revenues	9	11	29	34
Managed and Branded \| Operating Segment
Disaggregation of Revenue [Line Items]
Net revenues	58	73	181	214
Managed and Branded \| Operating Segment \| Casino
Disaggregation of Revenue [Line Items]
Net revenues	0	0	0	0
Managed and Branded \| Operating Segment \| Food and beverage
Disaggregation of Revenue [Line Items]
Net revenues	0	0	0	0
Managed and Branded \| Operating Segment \| Hotel
Disaggregation of Revenue [Line Items]
Net revenues	0	0	0	0
Managed and Branded \| Operating Segment \| Other
Disaggregation of Revenue [Line Items]
Net revenues	$ 58	$ 73	$ 181	$ 214