Stock-Based Compensation Expense (Detail)	3 Months Ended				6 Months Ended
	Jul. 01, 2018 USD ($) group $ / shares shares	Apr. 01, 2018 USD ($)	Jul. 02, 2017 USD ($) $ / shares	Apr. 02, 2017 USD ($)	Jul. 01, 2018 USD ($) group $ / shares shares	Jul. 02, 2017 USD ($) $ / shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected dividend yield	0.32%		0.39%		0.32%	0.39%
Groups within the employee population | group	2				2
Estimated annual forfeiture rate for unvested options for senior management	8.00%				8.00%
Estimated annual forfeiture rate for unvested options for all other employees	12.00%				12.00%
Increase (decrease) to compensation expense		$ 1,283,000		$ 673,000
Weighted-average grant-date fair values, in dollars per share | $ / shares	$ 21.63		$ 15.51		$ 21.62	$ 14.98
Total intrinsic value	$ 4,902,000		$ 19,408,000		$ 32,991,000	$ 72,451,000
Total fair values of stock options vest	887,000		725,000		26,560,000	18,713,000
Unrecognized compensation expense	56,124,000				$ 56,124,000
Weighted average period to be recognized					1 year 9 months 18 days
Stock-based compensation expense	9,002,000		7,846,000		$ 22,196,000	15,329,000
Tax benefit from compensation expense	1,607,000		$ 2,583,000		3,954,000	$ 5,022,000
Recognized period costs capitalized	$ 0				$ 0
Vesting period, performance-based restricted stock, years					1 year
Vesting period, time-based restricted stock, years					3 years
General Stock Option Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period for stock option plans					4 years
Employee Stock Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares available for grant under stock option plans | shares	20,388,502				20,388,502
Expiration period from grant day					10 years