Revenue Recognition - Summary of Revenue by Type (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Disaggregation of Revenue [Line Items]
Rental income revenue outside scope of new revenue standard	$ 119	$ 12	$ 182	$ 86
Total revenue	880	539	1,609	1,264
U.K. FOBT VAT Recover	38		44
Instant Products [Member]
Disaggregation of Revenue [Line Items]
Total revenue	174	133	336	268
Gaming(1)
Disaggregation of Revenue [Line Items]
Total revenue	367	91		409
Gaming(1) | Gaming Operations [Member]
Disaggregation of Revenue [Line Items]
Total revenue	181	16	294	135
Gaming(1) | Gaming Machine Sales [Member]
Disaggregation of Revenue [Line Items]
Total revenue	100	53	155	145
Gaming(1) | Gaming Systems [Member]
Disaggregation of Revenue [Line Items]
Total revenue	52	17	94	72
Gaming(1) | Table Products [Member]
Disaggregation of Revenue [Line Items]
Total revenue	34	5	68	57
Lottery
Disaggregation of Revenue [Line Items]
Total revenue	266	209		421
Lottery | Instant Products [Member]
Disaggregation of Revenue [Line Items]
Total revenue	175	133	337	269
Lottery | Lottery Systems [Member]
Disaggregation of Revenue [Line Items]
Total revenue	91	76	177	152
SciPlay
Disaggregation of Revenue [Line Items]
Total revenue	154	166	305	284
SciPlay | Mobile
Disaggregation of Revenue [Line Items]
Total revenue	136	144	269	245
SciPlay | Web and other
Disaggregation of Revenue [Line Items]
Total revenue	18	22	36	39
Digital
Disaggregation of Revenue [Line Items]
Total revenue	93	73		150
Digital | Sports And Platform [Member]
Disaggregation of Revenue [Line Items]
Total revenue	38	26	71	64
Digital | Gaming And Other [Member]
Disaggregation of Revenue [Line Items]
Total revenue	$ 55	$ 47	$ 108	$ 86