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