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Acquisitions and Divestitures - 2015 Divestiture (Detail) $ in Millions | 1 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2015 USD ($) employee | Dec. 31, 2015 USD ($)
Stupino Titanium Company |  |
Business Acquisition [Line Items] |  |
Sale generated in last annual period prior to divestiture | $ 130 |
Number of employees | employee | 1,870 |
Russia |  |
Business Acquisition [Line Items] |  |
Net cash received |  | $ 11
Loss from divestitures before income tax |  | $ (137)

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