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Note 11 - Derivative financial instruments (Detail) (Cost of Sales [Member], USD $)
In Thousands, unless otherwise specified |
3 Months Ended | |
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Mar. 31, 2013
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Apr. 01, 2012
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Cost of Sales [Member]
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| Unrealized Gain (Loss) on Derivatives | $ 1,019 | $ 462 |
| Gain (Loss) on Sale of Derivatives | $ 280 | $ 387 |
| X | ||||||||||
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- Definition
The difference between the book value and the sale price of options, swaps, futures, forward contracts, and other derivative instruments. This element refers to the gain (loss) included in earnings. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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