Goodwill and Other Intangible Assets - Other Intangible Assets (Detail) - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015
Finite-Lived Intangible Assets [Line Items]
Total amortizable intangible assets, Gross carrying amount	$ 343	$ 226
Total amortizable intangible assets, Accumulated amortization	(208)	(173)
Software [Member]
Finite-Lived Intangible Assets [Line Items]
Total amortizable intangible assets, Gross carrying amount	252	176
Total amortizable intangible assets, Accumulated amortization	(196)	(158)
Patent and Licenses [Member]
Finite-Lived Intangible Assets [Line Items]
Total amortizable intangible assets, Gross carrying amount	70	25
Total amortizable intangible assets, Accumulated amortization	(6)	(5)
Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Total amortizable intangible assets, Gross carrying amount	21	25
Total amortizable intangible assets, Accumulated amortization	$ (6)	$ (10)