Goodwill and Other Intangible Assets - Other Intangible Assets (Detail) - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014
Finite-Lived Intangible Assets [Line Items]
Total amortizable intangible assets, Gross carrying amount	$ 2,092	$ 1,599
Total amortizable intangible assets, Accumulated amortization	(979)	(908)
Indefinite-lived trade names and trademarks	45	46
Total other intangible assets, Gross carrying amount	2,137	1,645
Total other intangible assets, Accumulated amortization	(979)	(908)
Software [Member]
Finite-Lived Intangible Assets [Line Items]
Total amortizable intangible assets, Gross carrying amount	969	973
Total amortizable intangible assets, Accumulated amortization	(801)	(775)
Patent and Licenses [Member]
Finite-Lived Intangible Assets [Line Items]
Total amortizable intangible assets, Gross carrying amount	135	133
Total amortizable intangible assets, Accumulated amortization	(104)	(98)
Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Total amortizable intangible assets, Gross carrying amount	988	493
Total amortizable intangible assets, Accumulated amortization	$ (74)	$ (35)