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Organization and Basis of Presentation - Additional Information (Detail) $ in Millions	6 Months Ended
	Jun. 30, 2020 USD ($) GeographicMarket Country	Jan. 01, 2020 USD ($)	Dec. 31, 2019 USD ($)
Basis Of Presentation And Organization [Line Items]
Number of geographical area covered | GeographicMarket	80
Number of countries distribution occur through vendors | Country	40
Accumulated deficit	$ (1,142)		$ (775)
ASC Topic 326 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]
Basis Of Presentation And Organization [Line Items]
Accumulated deficit		$ 6

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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-Publisher FASB
-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
-Topic 944
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Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
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