Venezuela Currency Remeasurement - Narrative (Detail) In Millions, unless otherwise specified	3 Months Ended					36 Months Ended									3 Months Ended
	Mar. 31, 2015 USD ($)	Mar. 31, 2014 USD ($)	Mar. 31, 2015 Venezuela International	Jun. 30, 2015 Scenario, Forecast Venezuela International USD ($)	Mar. 31, 2015 SIMADI VEF	Dec. 31, 2014 Devaluation of Venezuelan Bolivar	Dec. 31, 2013 Devaluation of Venezuelan Bolivar	Dec. 31, 2012 Devaluation of Venezuelan Bolivar	Dec. 31, 2011 Devaluation of Venezuelan Bolivar	Dec. 31, 2010 Devaluation of Venezuelan Bolivar	Mar. 31, 2015 Devaluation of Venezuelan Bolivar	Feb. 08, 2013 Devaluation of Venezuelan Bolivar	Mar. 31, 2014 Devaluation of Venezuelan Bolivar SICAD 1 VEF	Mar. 31, 2014 Devaluation of Venezuelan Bolivar SICAD 2 VEF	Mar. 31, 2015 Devaluation of Venezuelan Bolivar SIMADI USD ($)	Mar. 31, 2015 Devaluation of Venezuelan Bolivar SIMADI Noncontrolling Interest USD ($)	Feb. 07, 2013 Devaluation of Venezuelan Bolivar Before Rate Change VEF	Feb. 08, 2013 Devaluation of Venezuelan Bolivar After Rate Change VEF
Maximum three year cumulative inflation using the blended Consumer Price Index and National Consumer Price Index						100.00%	100.00%	100.00%	100.00%	100.00%
Foreign currency exchange rate													10.7	49.8			4.3	6.3
Percentage of foreign currency devaluation												32.00%
Foreign currency exchange rate, remeasurement					193.0
Gain (loss) on foreign currency transaction and translation, pre-tax	$ (29.9)	$ (21.8)													$ (29.9)	$ (10.3)
Gain (loss) on foreign currency transaction and translation, after tax															(26.3)
Joint venture, ownership percentage											50.10%
Sale of equity interest date			Apr. 29, 2015
Gain (loss) on disposition of business				$ (15.0)