Share-Based Compensation Expense, Number of Deferred Stock Units Granted, Weighted Average Grant-Date Fair Value, and Aggregate Intrinsic Value of Non-Employee Director Deferred Stock Units (Detail) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
	Dec. 28, 2012	Dec. 30, 2011	Dec. 31, 2010
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Share-based compensation expense (in millions)	$ 77.0	$ 86.0	$ 90.0
Deferred Stock Units
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Non-employee director deferred stock units granted	27,000
Deferred Stock Units | Director
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Share-based compensation expense (in millions)	1.2	1.1	1.1
Non-employee director deferred stock units granted	27,000	29,000	34,000
Weighted average grant-date fair value (per share)	$ 39	$ 36	$ 35
Aggregate intrinsic value of shares distributed (in millions)	$ 1.0	$ 1.4	$ 1.2