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Segment Information - Schedule of Capital Expenditures, Net of Reportable Segments (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting Information [Line Items]
Capital expenditures, net	$ 518	$ 169	$ 171
Regional | Discontinued Operations
Segment Reporting Information [Line Items]
Capital expenditures, net	2	5
Operating Segment | Las Vegas
Segment Reporting Information [Line Items]
Capital expenditures, net	85	32	0
Operating Segment | Regional
Segment Reporting Information [Line Items]
Capital expenditures, net	327	104	166
Operating Segment | Caesars Digital
Segment Reporting Information [Line Items]
Capital expenditures, net	67	0	0
Operating Segment | Managed and Branded
Segment Reporting Information [Line Items]
Capital expenditures, net	0	0	0
Corporate and Other
Segment Reporting Information [Line Items]
Capital expenditures, net	$ 39	$ 33	$ 5

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