Segment Information - Schedule of Operating Data for Reportable Segments (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Segment Reporting Information [Line Items]
Net revenues	$ 1,699	$ 473
Adjusted EBITDA	505	103
Operating Segment | Las Vegas
Segment Reporting Information [Line Items]
Net revenues	497	0
Adjusted EBITDA	162	0
Operating Segment | Regional
Segment Reporting Information [Line Items]
Net revenues	1,108	471
Adjusted EBITDA	367	111
Operating Segment | Managed, International & CIE
Segment Reporting Information [Line Items]
Net revenues	90	0
Adjusted EBITDA	15	0
Corporate and other
Segment Reporting Information [Line Items]
Net revenues	4	2
Adjusted EBITDA	$ (39)	$ (8)