Comprehensive Income and Shareholders' Equity (Details) (USD $)	3 Months Ended		9 Months Ended					9 Months Ended
	Sep. 28, 2013	Sep. 29, 2012	Sep. 28, 2013	Sep. 29, 2012	Dec. 31, 2012	Sep. 28, 2013 Equity Forward Agreements [Member]	Jun. 29, 2013 Equity Forward Agreements [Member]	Sep. 28, 2013 Equity Forward Agreements [Member] Maximum [Member]	Sep. 28, 2013 Reclassification out of Accumulated Other Comprehensive Income [Member]	Sep. 29, 2012 Reclassification out of Accumulated Other Comprehensive Income [Member]	Sep. 28, 2013 Currency Translation Adjustment [Member]	Sep. 28, 2013 Unrealized Gains (Losses) on Available-for-Sale Investments [Member]	Sep. 28, 2013 Unrealized Gains (Losses) on Available-for-Sale Investments [Member] Reclassification out of Accumulated Other Comprehensive Income [Member]	Sep. 29, 2012 Unrealized Gains (Losses) on Available-for-Sale Investments [Member] Reclassification out of Accumulated Other Comprehensive Income [Member]	Sep. 28, 2013 Unrealized Gains (Losses) on Hedging Instruments [Member]	Sep. 28, 2013 Unrealized Gains (Losses) on Hedging Instruments [Member] Reclassification out of Accumulated Other Comprehensive Income [Member]	Sep. 29, 2012 Unrealized Gains (Losses) on Hedging Instruments [Member] Reclassification out of Accumulated Other Comprehensive Income [Member]	Sep. 28, 2013 Pension and Other Postretirement Benefit Liability Adjustment [Member]	Sep. 28, 2013 Pension and Other Postretirement Benefit Liability Adjustment [Member] Reclassification out of Accumulated Other Comprehensive Income [Member]	Sep. 29, 2012 Pension and Other Postretirement Benefit Liability Adjustment [Member] Reclassification out of Accumulated Other Comprehensive Income [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Items, Beginning Balance			$ (150,400,000)								$ 87,400,000	$ 7,700,000			$ (32,900,000)			$ (212,600,000)
Other comprehensive income (loss) before reclassifications			(200,000)								(6,200,000)	1,200,000			5,000,000			(200,000)
Amounts reclassified from accumulated other comprehensive items			200,000									(8,000,000)			2,400,000			5,800,000
Net other comprehensive items	305,600,000	257,400,000	0	199,200,000							(6,200,000)	(6,800,000)			7,400,000			5,600,000
Accumulated Other Comprehensive Items, Ending Balance	(150,400,000)		(150,400,000)								81,200,000	900,000			(25,500,000)			(207,000,000)
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other Expense, Net	73,100,000	55,800,000	212,700,000	155,600,000									(10,500,000)	0		4,000,000	3,900,000
Net Periodic Benefit Cost - Amortization of Actuarial Losses																			8,600,000	5,000,000
Net Periodic Benefit Cost - Amortization of Prior Service Benefit																			(200,000)	(100,000)
Total Before Tax	(319,000,000)	(296,400,000)	(941,900,000)	(925,900,000)															8,400,000	4,900,000
Provision for Income Taxes	1,300,000	(3,000,000)	5,800,000	53,300,000									2,500,000	0		(1,600,000)	(1,500,000)		(2,600,000)	(1,600,000)
Net of Tax	(317,600,000)	(290,400,000)	(931,200,000)	(801,500,000)					200,000	5,700,000			(8,000,000)	0		2,400,000	2,400,000		5,800,000	3,300,000
Class of Stock Disclosures [Abstract]
Preferred Stock, $100 Par Value - Shares Authorized (in shares)	50,000		50,000		50,000
Preferred Stock, $100 Par Value - Par Value (in dollars per share)	$ 100		$ 100		$ 100
Forward Contract Indexed to Issuer's Equity [Line Items]
Forward Contract Indexed to Issuer's Equity, Shares Borrowed and Sold by Counterparties, Shares							29,600,000
Forward Contract Indexed to Issuer's Equity, Shares Under Agreement							29,600,000
Forward Contract Indexed to Issuer's Equity, Shares Borrowed and Sold by Counterparty, Price per Share							$ 85.50
Forward Contract Indexed to Issuer's Equity, Initial Forward Rate Per Share							$ 83.277
Forward Contract Indexed to Issuer's Equity, Current Forward Rate Per Share						$ 82.8277
Forward Contract Indexed To Issuer's Equity, Settlement Date								Aug. 30, 2014
Forward Contract Indexed To Issuer's Equity, Estimated Proceeds, Physical Settlement						2,450,000,000
Forward Contract Indexed to Issuer's Equity, Estimated Payment, Cash Settlement						$ 301,300,000
Forward Contract Indexed to Issuer's Equity, Estimated Share Issuance, Net Share Settlement						3,200,000