Contingencies and Commitments - Additional Information - 1 (Detail)	3 Months Ended	9 Months Ended				9 Months Ended							9 Months Ended			9 Months Ended		3 Months Ended	9 Months Ended	3 Months Ended		9 Months Ended	12 Months Ended	3 Months Ended	9 Months Ended
	Sep. 30, 2014 USD ($)	Sep. 30, 2014 USD ($)	Dec. 31, 2013 USD ($)	Jun. 30, 2012 USD ($)	Jun. 30, 2012 EUR (€)	Sep. 30, 2014 Minimum [Member]	Sep. 30, 2014 Maximum [Member]	Sep. 30, 2014 Recurring Costs of Managing Hazardous Substances and Environmental Programs [Member]	Jan. 31, 2007 Tariffs Granted by Spain [Member] USD ($)	Jan. 31, 2007 Tariffs Granted by Spain [Member] EUR (€)	Sep. 30, 2014 Massena West, NY [Member] USD ($)	Sep. 30, 2014 Sherwin, TX site [Member] USD ($)	Sep. 30, 2014 Sherwin, TX site [Member] Minimum [Member]	Sep. 30, 2014 Sherwin, TX site [Member] Maximum [Member]	Sep. 30, 2014 East St. Louis, IL Site [Member] USD ($)	Sep. 30, 2014 East St. Louis, IL Site [Member] Minimum [Member]	Sep. 30, 2014 East St. Louis, IL Site [Member] Maximum [Member]	Sep. 30, 2014 Grasse River [Member] USD ($)	Sep. 30, 2014 Grasse River [Member] USD ($)	Sep. 30, 2014 Portovesme [Member] USD ($)	Jun. 30, 2014 Portovesme [Member] USD ($)	Sep. 30, 2014 Portovesme [Member] USD ($)	Dec. 31, 2009 Portovesme [Member] USD ($)	Sep. 30, 2014 Other Sites [Member] USD ($)	Sep. 30, 2014 Other Sites [Member] USD ($)	Sep. 30, 2014 Massena East, Ny and Point Henry and Yennora, Australia and Portovesme [Member] USD ($)
Loss Contingencies [Line Items]
Loss contingency, range of possible loss, maximum				$ 385,000,000	€ 303,000,000				$ 90,000,000	€ 70,000,000
Number of cleanup locations		More than 100
Remediation reserve balance	563,000,000	563,000,000	509,000,000								240,000,000	33,000,000			17,000,000
Remediation reserve balance, classified as a current liability	66,000,000	66,000,000	48,000,000
Increase in remediation reserve		42,000,000																11,000,000	63,000,000		3,000,000		3,000,000
Remediation reserve adjustment	5,000,000	47,000,000																		4,000,000		3,000,000		7,000,000	18,000,000	42,000,000
Payments related to remediation expenses applied against the reserve	13,000,000	33,000,000
Increase (Decrease) in reserves due to effects of foreign currency translation	$ (6,000,000)	$ 24,000,000
Percentage of cost of goods sold								2.00%
Planning and design phase period						2 years	3 years
Actual remediation fieldwork period		4 years
Majority of the project funding period						2016	2020									2014	2015
Guarantees, expiration date													2014	2019