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Contingencies and Commitments - Contingencies (Detail) € in Millions, $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2017 USD ($) location | Dec. 31, 2017 EUR (€) | Dec. 31, 2016 USD ($)
Loss Contingencies [Line Items] |  |  |
Number of cleanup locations (more than) | location | 100 |  |
Remediation reserve balance | $ 294 |  | $ 308
Remediation reserve balance, classified as a current liability | 41 |  | 48
Increase in remediation reserve | 5 |  |
Accrual for environmental loss contingencies, revision in estimates | 8 |  |
Increase (decrease) in reserves due to effects of foreign currency translation | 1 |  |
Payments related to remediation expenses applied against the reserve | $ 26 |  |
Actual remediation fieldwork period | 4 years |  |
Total combined assessments | $ 155 | € 130 |
Massena West, NY |  |  |
Loss Contingencies [Line Items] |  |  |
Remediation reserve balance | $ 215 |  | $ 228
Recurring Costs of Managing Hazardous Substances and Environmental Programs | Maximum |  |  |
Loss Contingencies [Line Items] |  |  |
Percentage of cost of goods sold | 1.00% |  |

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