Intangible Assets, net and Goodwill - Reconciliation of the Carrying Amount of Goodwill (Details) $ in Millions	9 Months Ended
Sep. 30, 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	(29)
Balance at the end of the period	3,251
Gaming
Goodwill [Roll Forward]
Balance at the beginning of the period	2,449
Foreign currency adjustments	(14)
Balance at the end of the period	2,435
Lottery
Goodwill [Roll Forward]
Balance at the beginning of the period	352
Foreign currency adjustments	(4)
Balance at the end of the period	348
SciPlay
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	(11)
Balance at the end of the period	353
Digital Sports and Platform \| Digital
Goodwill [Line Items]
Goodwill transfered	230
Digital Gaming and Other \| Digital
Goodwill [Line Items]
Goodwill transfered	$ 134

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
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Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of transfers into (out of) an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267

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- Definition

Number of reporting units tested for impairment of goodwill. A reporting unit is an operating segment or one level below an operating segment.

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