Derivative Instruments and Hedging Activities (Details 2) (USD $) In Thousands	3 Months Ended	9 Months Ended
Oct. 01, 2011	Oct. 02, 2010	Oct. 01, 2011	Oct. 02, 2010
Effect of derivative instruments on earnings
Gain (Loss) Recognized in OCI	$ 314	$ 4,451	$ (545)	$ 1,449
Gain (Loss) Reclassified from Accumulated OCI into Earnings	1,551	906	7,552	2,443
Recognized earnings/(losses) related to mark-to-market accounting	(16)	0	172	(1,616)
Foreign currency forward contracts
Effect of derivative instruments on earnings
Gain (Loss) Recognized in OCI	(116)	323	4	344
Gain (Loss) Reclassified from Accumulated OCI into Earnings	359	875	1,054	3,199
Commodity futures contracts
Effect of derivative instruments on earnings
Gain (Loss) Recognized in OCI	982	1,532	4,839	249
Gain (Loss) Reclassified from Accumulated OCI into Earnings	1,210	61	6,803	(399)
Commodity option contracts
Effect of derivative instruments on earnings
Gain (Loss) Recognized in OCI	(552)	2,596	(5,388)	856
Gain (Loss) Reclassified from Accumulated OCI into Earnings	$ (18)	$ (30)	$ (305)	$ (357)

The amount of net gains or losses on a cash flow hedge reclassified in the period to earnings from accumulated other comprehensive income.

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Net Increase or Decrease in the fair value of the derivative or group of derivatives included in earnings.

+ References

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The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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