Schedule of Intangible Assets (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Finite And Indefinite Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 531	$ 526
Accumulated Amortization	211	157
Net Carrying Amount	320	369
Goodwill	1,007	973	$ 842
Licensing Agreements [Member]
Finite And Indefinite Lived Intangible Assets [Line Items]
Gross Carrying Amount	261	263
Accumulated Amortization	109	81
Net Carrying Amount	152	182
Customer Relationships [Member]
Finite And Indefinite Lived Intangible Assets [Line Items]
Gross Carrying Amount	224	222
Accumulated Amortization	90	68
Net Carrying Amount	134	154
Other Intangible Assets [Member]
Finite And Indefinite Lived Intangible Assets [Line Items]
Gross Carrying Amount	46	41
Accumulated Amortization	12	8
Net Carrying Amount	34	33
Goodwill
Finite And Indefinite Lived Intangible Assets [Line Items]
Goodwill	1,007	973
Trademarks
Finite And Indefinite Lived Intangible Assets [Line Items]
Trademarks	$ 550	$ 548
Minimum [Member] | Licensing Agreements [Member]
Finite And Indefinite Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	1 year
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	20 years
Weighted Average [Member] | Licensing Agreements [Member]
Finite And Indefinite Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	18 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