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Derivative Instruments and Hedging Activities - Carrying Values of Derivative Instruments (Detail) (USD $)
In Thousands, unless otherwise specified |
Sep. 30, 2013
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Dec. 31, 2012
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| Derivative [Line Items] | ||||||
| Derivative Net Carrying Value | $ 358 | $ (2,741) | ||||
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Designated as Hedging Instrument
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| Derivative [Line Items] | ||||||
| Derivative Net Carrying Value | 436 | (2,617) | ||||
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Designated as Hedging Instrument | Foreign exchange contracts
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| Derivative [Line Items] | ||||||
| Derivative Net Carrying Value | 436 | [1] | (2,617) | [1] | ||
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Not Designated as Hedging Instrument
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| Derivative [Line Items] | ||||||
| Derivative Net Carrying Value | (78) | (124) | ||||
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Not Designated as Hedging Instrument | Commodity contracts
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| Derivative [Line Items] | ||||||
| Derivative Net Carrying Value | (78) | [1] | (124) | [1] | ||
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Prepaid Expenses And Other Current Assets
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| Derivative [Line Items] | ||||||
| Fair Value— Assets | 1,527 | 1,236 | ||||
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Prepaid Expenses And Other Current Assets | Designated as Hedging Instrument
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| Derivative [Line Items] | ||||||
| Fair Value— Assets | 1,504 | 1,122 | ||||
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Prepaid Expenses And Other Current Assets | Designated as Hedging Instrument | Foreign exchange contracts
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| Derivative [Line Items] | ||||||
| Fair Value— Assets | 1,504 | [1] | 1,122 | [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 | 23 | 114 | ||||
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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 | 23 | [1] | 114 | [1] | ||
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Other Current Liabilities
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| Derivative [Line Items] | ||||||
| Fair Value— (Liabilities) | (1,169) | (3,977) | ||||
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Other Current Liabilities | Designated as Hedging Instrument
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| Derivative [Line Items] | ||||||
| Fair Value— (Liabilities) | (1,068) | (3,739) | ||||
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Other Current Liabilities | Designated as Hedging Instrument | Foreign exchange contracts
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| Derivative [Line Items] | ||||||
| Fair Value— (Liabilities) | (1,068) | [1] | (3,739) | [1] | ||
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Other Current Liabilities | Not Designated as Hedging Instrument
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| Derivative [Line Items] | ||||||
| Fair Value— (Liabilities) | (101) | (238) | ||||
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Other Current Liabilities | Not Designated as Hedging Instrument | Commodity contracts
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| Derivative [Line Items] | ||||||
| Fair Value— (Liabilities) | $ (101) | [1] | $ (238) | [1] | ||
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