Share-Based Payments Stock Options and SOSARs (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 29, 2012	Dec. 31, 2011
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Exercise of stock options under equity compensation plans	$ 88.8	$ 34.1	$ 11.6
Options and SOSARs
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Outstanding at the beginning of the period (in shares)	6.0
Granted (in shares)	0.2
Exercised	(2.7)
Forfeited	0
Outstanding at the end of the period (in shares)	3.5	6.0
Exercisable at beginning of period (in shares)	5.2
Exercisable at end of period (in shares)	2.9	5.2
Weighted-average exercise price of shares outstanding, beginning of the period (in dollars per share)	$ 40.55
Weighted-average exercise price of shares granted (in dollars per share)	$ 45.22
Weighted-average exercise price of shares exercised (in dollars per share)	$ 37.11
Weighted-average exercise price of shares forfeited (in dollars per share)
Weighted-average exercise price of shares outstanding, end of the period (in dollars per share)	$ 43.41	$ 40.55
Weighted-average exercise price of shares exercisable, beginning or period (in dollars per share)	$ 40.07
Weighted-average exercise price of shares exercisable, end of period (in dollars per share)	$ 43.26	$ 40.07
Weighted-average remaining contractual life outstanding, beginning of period (in years)	4 years 6 months 25 days	4 years 18 days
Weighted-average remaining contractual life outstanding, end of period (in years)	4 years 6 months 25 days	4 years 18 days
Weighted-average remaining contractual life exercisable, beginning of period (in years)	3 years 10 months 10 days	3 years 4 months 17 days
Weighted-average remaining contractual life exercisable, end of period (in years)	3 years 10 months 10 days	3 years 4 months 17 days
Aggregate intrinsic value of shares outstanding, beginning of period (in dollars)	23.2
Aggregate intrinsic value of shares outstanding, end of period (in dollars)	45.1	23.2
Aggregate intrinsic value of shares exercisable, beginning of period (in dollars)	23.1
Aggregate intrinsic value of shares exercisable, end of period (in dollars)	38.4	23.1
Total intrinsic value of stock options exercised	36.0	16.7	3.9
Exercise of stock options under equity compensation plans	88.8	34.1	11.6
Tax benefit from stock options exercised	$ 7.7	$ 4.9	$ 2.0
Options, SOSARs, RSUs, DSUs, PSUs, and PU Awards
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Shares authorized and available for issuance (in shares)	7.9