Derivatives and Fair Value of Financial Instruments (Details 4) (USD $)	3 Months Ended		6 Months Ended		0 Months Ended	3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended
	Jun. 28, 2014 Commodities Cost of sales	Jun. 29, 2013 Commodities Cost of sales	Jun. 28, 2014 Commodities Cost of sales	Jun. 29, 2013 Commodities Cost of sales	Jun. 28, 2014 Foreign currencies counterparty	Jun. 28, 2014 Foreign currencies Cost of sales	Jun. 29, 2013 Foreign currencies Cost of sales	Jun. 28, 2014 Foreign currencies Cost of sales	Jun. 29, 2013 Foreign currencies Cost of sales	Jun. 28, 2014 Foreign currencies Foreign currency	Jun. 29, 2013 Foreign currencies Foreign currency	Jun. 28, 2014 Foreign currencies Foreign currency	Jun. 29, 2013 Foreign currencies Foreign currency	Jun. 28, 2014 Interest rate swaps Miscellaneous, net	Jun. 29, 2013 Interest rate swaps Miscellaneous, net	Jun. 28, 2014 Interest rate swaps Miscellaneous, net	Jun. 29, 2013 Interest rate swaps Miscellaneous, net
Amount of gain or (loss) recognized for each type of derivative and its location in the Consolidated Statements of Comprehensive Income
Loss due to credit risk associated with derivative contracts					$ 2,101,000
Number of counterparties					6
Amount of Gain or (Loss) Recognized in Income on Derivatives	$ 9,962,000	$ 5,867,000	$ 3,378,000	$ 1,059,000		$ 2,328,000	$ 1,993,000	$ 2,813,000	$ 13,499,000	$ (1,185,000)	$ 1,820,000	$ (420,000)	$ 5,887,000	$ (3,293,000)	$ 2,962,000	$ (3,895,000)	$ 3,434,000