Stock Option Activity (Detail) - Stock Option - $ / shares shares in Thousands	12 Months Ended
	Dec. 31, 2016	Jan. 02, 2016	Jan. 03, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options, Outstanding at beginning of year	4,353	6,191	8,112
Options, Exercised	(2,507)	(1,838)	(1,921)
Options, Outstanding at end of year	1,846	4,353	6,191
Options, Exercisable at end of year	1,846	4,353	6,191
Weighted Average Exercise Price, Outstanding at beginning of year	$ 10.97	$ 10.88	$ 10.89
Weighted Average Exercise Price, Exercised	11.02	10.67	10.94
Weighted Average Exercise Price, Outstanding at end of year	$ 10.89	$ 10.97	$ 10.88