Components of Other Intangible Assets (Detail) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Dec. 31, 2013
Schedule of Intangible Assets By Major Class [Line Items]
Gross Carrying Amount	$ 688	$ 710
Accumulated Amortization	(503)	(483)
Net Carrying Amount	185	227
Amortizable Intangible Assets [Member] | Technology-Based Intangible Assets [Member]
Schedule of Intangible Assets By Major Class [Line Items]
Weighted Average Useful Life (years)	7 years
Gross Carrying Amount Finite-Lived Intangibles Assets	91	94
Accumulated Amortization	(85)	(83)
Net Carrying Amount	6	11
Amortizable Intangible Assets [Member] | Trademarks and Trade Names [Member]
Schedule of Intangible Assets By Major Class [Line Items]
Weighted Average Useful Life (years)	16 years
Gross Carrying Amount Finite-Lived Intangibles Assets	4	4
Accumulated Amortization	(2)	(1)
Net Carrying Amount	2	3
Amortizable Intangible Assets [Member] | Customer Relationships [Member]
Schedule of Intangible Assets By Major Class [Line Items]
Weighted Average Useful Life (years)	8 years
Gross Carrying Amount Finite-Lived Intangibles Assets	508	527
Accumulated Amortization	(416)	(399)
Net Carrying Amount	92	128
Non Amortizable Intangible Assets [Member] | Trademarks and Trade Names [Member]
Schedule of Intangible Assets By Major Class [Line Items]
Indefinite-Lived Intangible Assets (Excluding Goodwill)	65	65
Non Amortizable Intangible Assets [Member] | Used In Research And Development [Member]
Schedule of Intangible Assets By Major Class [Line Items]
Indefinite-Lived Intangible Assets (Excluding Goodwill)	$ 20	$ 20