Number of Employee SARs and Director SARs Granted, Associated Weighted Average Base Values, And Weighted Average Grant-Date Fair Values (Detail) (Stock Appreciation Rights, USD $)	12 Months Ended
	Dec. 30, 2011	Dec. 31, 2010	Jan. 01, 2010
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted	700,000
Employee
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted	700,000	1,100,000	500,000
Weighted average exercise price (per unit)	$ 38	$ 27	$ 15
Weighted average grant-date fair value (per unit)	$ 14	$ 10	$ 5
Director
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted	0	0	5,600
Weighted average exercise price (per unit)	$ 0	$ 0	$ 23
Weighted average grant-date fair value (per unit)	$ 0	$ 0	$ 10