Derivative Instruments and Hedging Activities Carrying Values of Derivative Instruments (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014		Dec. 31, 2013
Derivative [Line Items]
Derivative Net Carrying Value			$ 21
Designated as Hedging Instrument
Derivative [Line Items]
Derivative Net Carrying Value	(1,608)		(9)
Designated as Hedging Instrument | Foreign Exchange Contract [Member]
Derivative [Line Items]
Derivative Net Carrying Value	(1,608)	[1]	(9)	[1]
Not Designated as Hedging Instrument
Derivative [Line Items]
Derivative Net Carrying Value			30
Not Designated as Hedging Instrument | Commodity contracts
Derivative [Line Items]
Derivative Net Carrying Value			30
Prepaid Expenses And Other Current Assets
Derivative [Line Items]
Fair Value— Assets			1,240
Prepaid Expenses And Other Current Assets | Designated as Hedging Instrument
Derivative [Line Items]
Fair Value— Assets	474		1,194
Prepaid Expenses And Other Current Assets | Designated as Hedging Instrument | Foreign Exchange Contract [Member]
Derivative [Line Items]
Fair Value— Assets	474	[1]	1,194	[1]
Prepaid Expenses And Other Current Assets | Not Designated as Hedging Instrument
Derivative [Line Items]
Fair Value— Assets			46
Prepaid Expenses And Other Current Assets | Not Designated as Hedging Instrument | Commodity contracts
Derivative [Line Items]
Fair Value— Assets			46
Other Current Liabilities
Derivative [Line Items]
Fair Value— (Liabilities)			(1,219)
Other Current Liabilities | Designated as Hedging Instrument
Derivative [Line Items]
Fair Value— (Liabilities)	(2,082)		(1,203)
Other Current Liabilities | Designated as Hedging Instrument | Foreign Exchange Contract [Member]
Derivative [Line Items]
Fair Value— (Liabilities)	(2,082)	[1]	(1,203)	[1]
Other Current Liabilities | Not Designated as Hedging Instrument
Derivative [Line Items]
Fair Value— (Liabilities)			(16)
Other Current Liabilities | Not Designated as Hedging Instrument | Commodity contracts
Derivative [Line Items]
Fair Value— (Liabilities)			$ (16)

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