Carrying Values of Derivative Instruments (Detail) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012		Dec. 31, 2011
Derivative [Line Items]
Derivative Net Carrying Value	$ (2,288)		$ 2,241
Designated as Hedging Instrument
Derivative [Line Items]
Derivative Net Carrying Value	(1,681)		3,578
Designated as Hedging Instrument | Foreign currency contracts
Derivative [Line Items]
Derivative Net Carrying Value	(1,681)	[1]	3,578	[1]
Not Designated as Hedging Instrument
Derivative [Line Items]
Derivative Net Carrying Value	(607)		(1,337)
Not Designated as Hedging Instrument | Commodity Contract
Derivative [Line Items]
Derivative Net Carrying Value	(607)	[1]	(1,337)	[1]
Prepaid Expenses and Other Current Assets
Derivative [Line Items]
Fair Value-Assets	3,046		4,931
Prepaid Expenses and Other Current Assets | Designated as Hedging Instrument
Derivative [Line Items]
Fair Value-Assets	2,109		4,738
Prepaid Expenses and Other Current Assets | Designated as Hedging Instrument | Foreign currency contracts
Derivative [Line Items]
Fair Value-Assets	2,109	[1]	4,738	[1]
Prepaid Expenses and Other Current Assets | Not Designated as Hedging Instrument
Derivative [Line Items]
Fair Value-Assets	937		193
Prepaid Expenses and Other Current Assets | Not Designated as Hedging Instrument | Commodity Contract
Derivative [Line Items]
Fair Value-Assets	937	[1]	193	[1]
Other Current Liabilities
Derivative [Line Items]
Fair Value-(Liabilities)	(5,334)		(2,690)
Other Current Liabilities | Designated as Hedging Instrument
Derivative [Line Items]
Fair Value-(Liabilities)	(3,790)		(1,160)
Other Current Liabilities | Designated as Hedging Instrument | Foreign currency contracts
Derivative [Line Items]
Fair Value-(Liabilities)	(3,790)	[1]	(1,160)	[1]
Other Current Liabilities | Not Designated as Hedging Instrument
Derivative [Line Items]
Fair Value-(Liabilities)	(1,544)		(1,530)
Other Current Liabilities | Not Designated as Hedging Instrument | Commodity Contract
Derivative [Line Items]
Fair Value-(Liabilities)	$ (1,544)	[1]	$ (1,530)	[1]

[1] Assets are included in Prepaid expenses and other and liabilities are included in Other accrued expenses on the accompanying consolidated balance sheets.