Stock-Based Compensation Summary of Transactions Under Stock Option Plans (Detail) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
	Jan. 03, 2015	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Shares Under Option, Beginning Balance	6,031,241	5,500,982	7,389,968
Granted, Shares Under Option	1,349,849	1,489,813	902,554
Exercised, Shares Under Option	(737,402)	(851,874)	(2,729,502)
Cancelled, Shares Under Option	(245,695)	(107,680)	(62,038)
Shares Under Option, Ending Balance	6,397,993	6,031,241	5,500,982	7,389,968
Estimated forfeitures, Shares Under Option	(9,836)
Vested or expected to vest at January 3, 2015	6,388,157
Nonvested at January 3, 2015 and expected to vest	(2,037,458)
Exercisable at January 3, 2015	4,350,699
Weighted-Average Exercise Price, Beginning Balance	$ 16.00	$ 13.84	$ 11.70
Granted, Weighted-Average Exercise Price	$ 27.09	$ 21.76	$ 19.85
Exercised, Weighted-Average Exercise Price	$ 13.15	$ 11.46	$ 9.95
Cancelled, Weighted-Average Exercise Price	$ 24.16	$ 20.89	$ 17.78
Weighted-Average Exercise Price, Ending Balance	$ 18.36	$ 16.00	$ 13.84	$ 11.70
Vested or expected to vest, weighted-average exercise price	$ 18.35
Weighted-average exercise price of options, exercisable	$ 15.47
Average Remaining Contractual Term (Years)	6 years 2 months 12 days	6 years 2 months 12 days	5 years 10 months 24 days	5 years 6 months
Average remaining contractual term, vested or expected to vest	6 years 2 months 12 days
Average remaining contractual term, exercisable	5 years 1 month 6 days
Aggregate Intrinsic Value	$ 68.3	$ 104.9	$ 34.4	$ 45.7
Vested or expected to vest, aggregate intrinsic value	68.3
Exercisable, aggregate intrinsic value	$ 59.0