Other Intangible Assets, Net (Detail) - USD ($) $ in Millions	Mar. 31, 2017	Dec. 31, 2016
Intangible Asset Excluding Goodwill [Line Items]
Gross other intangible assets	$ 2,160	$ 2,131
Accumulated amortization	(1,069)	(1,020)
Other intangible assets, net	1,091	1,111
Developed technology, including patents
Intangible Asset Excluding Goodwill [Line Items]
Gross other intangible assets	1,735	1,690
Accumulated amortization	(893)	(855)
Other intangible assets, net	842	835
Other amortized intangible assets
Intangible Asset Excluding Goodwill [Line Items]
Gross other intangible assets	394	384
Accumulated amortization	(176)	(165)
Other intangible assets, net	218	219
Indefinite-lived intangible assets
Intangible Asset Excluding Goodwill [Line Items]
Other intangible assets	$ 31	$ 57