Share-Based Compensation (Narrative) (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 27, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Share-based Awards Other than Options	$ 13.3
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Stock Options	148.1
Stock Repurchase Program, Remaining Authorized Repurchase Amount	100.0
Stock Repurchase Program, Increase in Authorized Amount	100.0
Payments for Repurchase of Common Stock, Excluding Transaction Costs	217
Stock Repurchase Program, Authorized Amount	$ 317.0
Stock Repurchased During Period, Shares	4.1
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Period of recognition for remaining share-based compensation expense	3 years 3 months 18 days
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Period of recognition for remaining share-based compensation expense	1 year 6 months 20 days