Intangible Assets, net and Goodwill - Reconciliation of the Carrying Amount of Goodwill (Details) $ in Millions	3 Months Ended
	Mar. 31, 2019 USD ($) unit
Goodwill [Line Items]
Number of reporting units | unit	10
Goodwill [Roll Forward]
Balance at the beginning of the period	$ 3,280
Foreign currency adjustments	21
Balance at the end of the period	3,301
Gaming
Goodwill [Roll Forward]
Balance at the beginning of the period	2,449
Foreign currency adjustments	13
Balance at the end of the period	2,462
Lottery
Goodwill [Roll Forward]
Balance at the beginning of the period	352
Foreign currency adjustments	(1)
Balance at the end of the period	351
Social
Goodwill [Roll Forward]
Balance at the beginning of the period	115
Foreign currency adjustments	0
Balance at the end of the period	$ 115
Digital
Goodwill [Line Items]
Number of reporting units | unit	2
Goodwill [Roll Forward]
Balance at the beginning of the period	$ 364
Foreign currency adjustments	9
Balance at the end of the period	373
Digital Sports and Platform | Digital
Goodwill [Line Items]
Goodwill transfered	230
Digital Gaming and Other | Digital
Goodwill [Line Items]
Goodwill transfered	$ 134