Intangible Assets, net and Goodwill - Reconciliation of the Carrying Amount of Goodwill (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Goodwill [Roll Forward]
Balance at the beginning of the period			$ 3,280
Foreign currency adjustments			2
Balance at the end of the period	$ 3,234		3,234
Goodwill, Impairment Loss	0	$ 0	(54)	$ 0
Goodwill, Acquired During Period			6
Gaming(1)
Goodwill [Roll Forward]
Balance at the beginning of the period			2,449
Foreign currency adjustments			3
Balance at the end of the period	2,398		2,398
Goodwill, Impaired, Accumulated Impairment Loss	989		989
Lottery
Goodwill [Roll Forward]
Balance at the beginning of the period			349
Foreign currency adjustments			1
Balance at the end of the period	350		350
SciPlay
Goodwill [Roll Forward]
Balance at the beginning of the period			115
Foreign currency adjustments			0
Balance at the end of the period	121		121
Digital
Goodwill [Roll Forward]
Balance at the beginning of the period			367
Foreign currency adjustments			(2)
Balance at the end of the period	$ 365		365
Goodwill, Impairment Loss			0
Gaming Business Segment [Member]
Goodwill [Roll Forward]
Goodwill, Impairment Loss			(54)
Lottery systems
Goodwill [Roll Forward]
Goodwill, Impairment Loss			0
SciPlay Business Segment [Member]
Goodwill [Roll Forward]
Goodwill, Impairment Loss			$ 0