General General (Components of Other Comprehensive Income) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 29, 2013	Mar. 30, 2012
Other comprehensive income (loss), net of income taxes	$ (256.5)	$ 156.0
Net current period other comprehensive income, net of income taxes	(5.5)	(7.1)
Beginning balance	(59.2)	(36.9)
Pre-tax income		212.4
Income tax expense		(21.0)
Other comprehensive income (loss), net of income taxes	(208.8)	191.4
Ending balance	(268.0)	154.5
Other Comprehensive Income (Loss) Before Reclassifications [Member]
Pre-tax income	(189.0)
Income tax expense	(25.3)
Other comprehensive income (loss), net of income taxes	(214.3)
Reclassification out of Accumulated Other Comprehensive Income [Member]
Pre-tax income	8.4
Income tax expense	(2.9)
Other comprehensive income (loss), net of income taxes	5.5
Foreign Currency Translation [Member]
Beginning balance	475.3	384.5
Pre-tax income		156.0
Income tax expense		0
Other comprehensive income (loss), net of income taxes	(256.5)	156.0
Ending balance	218.8	540.5
Foreign Currency Translation [Member] | Other Comprehensive Income (Loss) Before Reclassifications [Member]
Pre-tax income (loss)	(256.5)
Income tax expense	0
Other comprehensive income (loss), net of income taxes	(256.5)
Foreign Currency Translation [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Pre-tax income	0
Income tax expense	0
Amounts reclassified from accumulated other comprehensive income (loss), net of income taxes	0
Pension and Post-Retirement Plan Benefit [Member]
Beginning balance	(655.7)	(516.0)
Pre-tax income		11.1
Income tax expense		(4.0)
Net current period other comprehensive income, net of income taxes	5.5	7.1
Ending balance	(650.2)	(508.9)
Pension and Post-Retirement Plan Benefit [Member] | Other Comprehensive Income (Loss) Before Reclassifications [Member]
Pre-tax income (loss)	0
Income tax expense	0
Other comprehensive income (loss) before reclassifications, net of income taxes	0
Pension and Post-Retirement Plan Benefit [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Pre-tax income	8.4
Income tax expense	(2.9)
Amounts reclassified from accumulated other comprehensive income (loss), net of income taxes	5.5
Unrealized Gain on Available-For-Sale Securities [Member]
Beginning balance	121.2	94.6
Pre-tax income		45.3
Income tax expense		(17.0)
Net current period other comprehensive income, net of income taxes	42.2	28.3
Ending balance	163.4	122.9
Unrealized Gain on Available-For-Sale Securities [Member] | Other Comprehensive Income (Loss) Before Reclassifications [Member]
Pre-tax income (loss)	67.5
Income tax expense	(25.3)
Other comprehensive income (loss) before reclassifications, net of income taxes	42.2
Unrealized Gain on Available-For-Sale Securities [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Pre-tax income	0
Income tax expense	0
Amounts reclassified from accumulated other comprehensive income (loss), net of income taxes	$ 0