Acquisition Pro Forma Results (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
Apr. 02, 2011
Business Acquisition, Pro Forma Information [Abstract]
Revenues	$ 2,987.4
Income from Continuing Operations	265.0
Net Income	270.0
Earnings per Share from Continuing Operations:
Basic (in dollars per share)	$ 0.68
Diluted (in dollars per share)	$ 0.67
Earnings per Share:
Basic (in dollars per share)	$ 0.69
Diluted (in dollars per share)	$ 0.68
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Revenues	2,987.4
Net Income	270.0
Non-recurring Pro Forma Adjustments, Deferred Revenue
Business Acquisition, Pro Forma Information [Abstract]
Revenues	(1.1)
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Revenues	(1.1)
Non-recurring Pro Forma Adjustments, Transaction Costs
Business Acquisition, Pro Forma Information [Abstract]
Net Income	3.0
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Net Income	$ 3.0

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The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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