Property and Equipment, net (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020
Property, Plant and Equipment [Line Items]
Less: accumulated depreciation	$ (1,158)		$ (1,158)		$ (1,110)
Total property and equipment, net	391		391		415
Depreciation expense	39	$ 46	79	$ 90
Depreciation, amortization and impairments	123	$ 140	246	278
Repayments of Other Long-term Debt			21	$ 20
Land
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	15		15		15
Buildings and leasehold improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	131		131		132
Gaming and lottery machinery and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	1,035		1,035		1,026
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	31		31		32
Construction in progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	56		56		43
Other property and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 281		$ 281		$ 277