Other Comprehensive Earnings (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 27, 2015	Sep. 28, 2014	Sep. 27, 2015	Sep. 28, 2014
Other Comprehensive Earnings (Loss) [Abstract]
Tax expense on changes in unrecognized pension and postretirement amounts	$ (660)	$ 0	$ (660)	$ 0
Tax benefit (expense) on cash flow hedging activities	(7,400)	(2,924)	(11,362)	11,987
Tax benefit (expense) on unrealized holding gains	700	80	164	(1,919)
Reclassification Adjustment from AOCE, Tax expense (benefit) on cash flow hedging activities	1,487	(2,129)	2,537	(2,471)
Reclassification Adjustment from AOCE, Tax expense (benefit) on amortization of unrecognized pension and postretirement amounts	338	(312)	(942)	(936)
Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent, Total	(5,535)	(5,285)	(10,263)	6,661
Cash Flow Hedge gains to be Reclassified within Twelve Months	64,807
Accumulated Other Comprehensive (Loss) [Line Items]
Total accumulated other comprehensive earnings (loss), Beginning of Year			(95,454)	(34,135)
Other Comprehensive Earnings (Loss), Net of Tax, Total	(22,709)	14,979	(30,731)	(2,670)
Total accumulated other comprehensive earnings (loss), End of Period	(126,185)	(36,805)	(126,185)	(36,805)
Pension and Postretirement Amounts [Member]
Accumulated Other Comprehensive (Loss) [Line Items]
Total accumulated other comprehensive earnings (loss), Beginning of Year			(113,092)	(64,841)
Other Comprehensive Earnings (Loss), Net of Tax, Total			6,855	1,650
Total accumulated other comprehensive earnings (loss), End of Period	(106,237)	(63,191)	(106,237)	(63,191)
Gains (Losses) On Derivative Instruments [Member]
Accumulated Other Comprehensive (Loss) [Line Items]
Total accumulated other comprehensive earnings (loss), Beginning of Year			43,689	(7,313)
Other Comprehensive Earnings (Loss), Net of Tax, Total			48,459	23,938
Total accumulated other comprehensive earnings (loss), End of Period	92,148	16,625	92,148	16,625
Gains (Losses) On Derivative Instruments [Member] | Interest Rate Contract [Member]
Accumulated Other Comprehensive (Loss) [Line Items]
Total accumulated other comprehensive earnings (loss), End of Period	(19,650)		(19,650)
Gains (Losses) On Derivative Instruments [Member] | Foreign Exchange Forward [Member]
Accumulated Other Comprehensive (Loss) [Line Items]
Total accumulated other comprehensive earnings (loss), End of Period	111,798		111,798
Foreign Currency Translation Adjustments [Member]
Accumulated Other Comprehensive (Loss) [Line Items]
Total accumulated other comprehensive earnings (loss), Beginning of Year			(27,951)	38,019
Other Comprehensive Earnings (Loss), Net of Tax, Total			(85,755)	(31,640)
Total accumulated other comprehensive earnings (loss), End of Period	(113,706)	6,379	(113,706)	6,379
Unrealized Holding Gains on Available-for-Sale Securities [Member]
Accumulated Other Comprehensive (Loss) [Line Items]
Total accumulated other comprehensive earnings (loss), Beginning of Year			1,900	0
Other Comprehensive Earnings (Loss), Net of Tax, Total			(290)	3,382
Total accumulated other comprehensive earnings (loss), End of Period	$ 1,610	$ 3,382	$ 1,610	$ 3,382