Contingencies and Commitments - Additional Information - 1 (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Loss Contingencies [Line Items]
Number of cleanup locations	More than 100
Remediation reserve balance	$ 308	$ 306
Remediation reserve balance, classified as a current liability	48	18
Increase in remediation reserve	14
Payments related to remediation expenses applied against the reserve	13
Increase (Decrease) in reserves due to effects of foreign currency translation	$ (2)
Actual remediation fieldwork period	4 years
Minimum [Member]
Loss Contingencies [Line Items]
Majority of the project funding period	2017
Maximum [Member]
Loss Contingencies [Line Items]
Majority of the project funding period	2021
Massena West, NY [Member]
Loss Contingencies [Line Items]
Remediation reserve balance	$ 228	$ 234
Recurring Costs of Managing Hazardous Substances and Environmental Programs [Member] | Maximum [Member]
Loss Contingencies [Line Items]
Percentage of cost of goods sold	1.00%
RTI [Member]
Loss Contingencies [Line Items]
Increase (Decrease) in reserves due to effects of foreign currency translation	$ 3