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Schedule of Intangible Assets (Detail) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Finite And Indefinite Lived Intangible Assets [Line Items] |  |  |
Gross Carrying Amount | $ 608 | $ 574 |
Accumulated Amortization | 330 | 277 |
Net Carrying Amount | 278 | 297 |
Goodwill | 1,092 | 1,073 | $ 1,007
Licensing Agreements [Member] |  |  |
Finite And Indefinite Lived Intangible Assets [Line Items] |  |  |
Gross Carrying Amount | 305 | 281 |
Accumulated Amortization | 168 | 140 |
Net Carrying Amount | 137 | 141 |
Customer Relationships [Member] |  |  |
Finite And Indefinite Lived Intangible Assets [Line Items] |  |  |
Gross Carrying Amount | 251 | 242 |
Accumulated Amortization | 141 | 119 |
Net Carrying Amount | 110 | 123 |
Other Intangible Assets [Member] |  |  |
Finite And Indefinite Lived Intangible Assets [Line Items] |  |  |
Gross Carrying Amount | 52 | 51 |
Accumulated Amortization | 21 | 18 |
Net Carrying Amount | 31 | 33 |
Goodwill |  |  |
Finite And Indefinite Lived Intangible Assets [Line Items] |  |  |
Goodwill | 1,092 | 1,073 |
Trademarks |  |  |
Finite And Indefinite Lived Intangible Assets [Line Items] |  |  |
Trademarks | $ 547 | 553 |
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) |  | $ 2 |
Minimum [Member] | Licensing Agreements [Member] |  |  |
Finite And Indefinite Lived Intangible Assets [Line Items] |  |  |
Finite-Lived Intangible Asset, Useful Life | 0 years |  |
Minimum [Member] | Customer Relationships [Member] |  |  |
Finite And Indefinite Lived Intangible Assets [Line Items] |  |  |
Finite-Lived Intangible Asset, Useful Life | 3 years |  |
Minimum [Member] | Other Intangible Assets [Member] |  |  |
Finite And Indefinite Lived Intangible Assets [Line Items] |  |  |
Finite-Lived Intangible Asset, Useful Life | 3 years |  |
Maximum | Licensing Agreements [Member] |  |  |
Finite And Indefinite Lived Intangible Assets [Line Items] |  |  |
Finite-Lived Intangible Asset, Useful Life | 40 years |  |
Maximum | Customer Relationships [Member] |  |  |
Finite And Indefinite Lived Intangible Assets [Line Items] |  |  |
Finite-Lived Intangible Asset, Useful Life | 20 years |  |
Maximum | Other Intangible Assets [Member] |  |  |
Finite And Indefinite Lived Intangible Assets [Line Items] |  |  |
Finite-Lived Intangible Asset, Useful Life | 10 years |  |
Weighted Average [Member] | Licensing Agreements [Member] |  |  |
Finite And Indefinite Lived Intangible Assets [Line Items] |  |  |
Finite-Lived Intangible Asset, Useful Life | 16 years |  |
Weighted Average [Member] | Customer Relationships [Member] |  |  |
Finite And Indefinite Lived Intangible Assets [Line Items] |  |  |
Finite-Lived Intangible Asset, Useful Life | 12 years |  |
Weighted Average [Member] | Other Intangible Assets [Member] |  |  |
Finite And Indefinite Lived Intangible Assets [Line Items] |  |  |
Finite-Lived Intangible Asset, Useful Life | 9 years |  |

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