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Capital Stock - Additional Information (Detail) - USD ($)	1 Months Ended	12 Months Ended
	May 31, 2017	Dec. 28, 2019	Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016	Dec. 26, 2015	Dec. 27, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of outstanding shares owned by controlling family		18.00%
Shares authorized of undesignated capital stock for future issuance		50,000,000
Authorized number of common stock shares for grant		1,200,000
Date of plan approval		May 16, 2018
Maximum grant period from date of plan approval		10 years
Shares available for grant under the plan		1,034,023
Weighted-average grant-date fair value		$ 81.84	$ 73.84	$ 78.58
Compensation cost related to restricted stock		$ 2,100,000	$ 2,600,000	$ 2,800,000
Compensation cost related to stock options		700,000	500,000	300,000
Cash received from stock option exercises under the plan		123,000	201,000	31,000
Total 401(K) expense		$ 3,100,000	$ 4,300,000	$ 2,700,000
Common stock, shares held by 401(K) plan		218,728
Repurchase and cancellation of shares		22,380	26,280	19,110
Common stock repurchased, average price		$ 87.26	$ 74.79	$ 73.34
Common stock repurchased, value		$ 1,900,000	$ 2,000,000.0	$ 1,400,000
Share Repurchase Program [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock repurchased, average price		$ 78.84	$ 69.73	$ 74.26
Common stock repurchased, value		$ 39,400,000	$ 43,400,000	$ 74,700,000
Share repurchase program shares authorized to be repurchased						$ 400,000,000	$ 10,000,000
Share repurchase program shares authorized to be repurchased expiration date		Dec. 31, 2020
Shares repurchased under share repurchase program		499,564	622,223	1,006,365
Authorized date of repurchase of outstanding common stock		Dec. 12, 2013
Shares available for repurchase under share repurchase program		143,900,000
Employee Stock Purchase Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Authorized number of common stock shares for grant	1,000,000
Rate of discount on shares of common stock available for sale to eligible employees	15.00%
Number of shares purchased		21,200	21,173	0
Compensation cost		$ 300,000	$ 400,000
Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Cash received from stock option exercises under the plan				$ 100,000
Performance Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted-average grant-date fair value		$ 81.44
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Capitalized compensation cost		$ 0	0	0
Unrecognized compensation cost related to non-vested stock options		$ 6,300,000
Unrecognized compensation cost related to nonvested stock options, weighted-average period		2 years 7 months 6 days
Tax benefit generated from compensation cost and credited		$ 200,000	100,000	$ 400,000
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted-average grant-date fair value		$ 24.32		$ 15.88	$ 15.81
Capitalized compensation cost		$ 0	0	$ 0
Unrecognized compensation cost related to non-vested stock options		$ 1,600,000
Unrecognized compensation cost related to nonvested stock options, weighted-average period		2 years 8 months 12 days
Tax benefit generated from compensation cost and credited		$ 0	$ 0	$ 600,000
Performance-Based Long Term Award Program [Member] \| Executives [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Term of compensation on compound annual growth in our pre-tax income		3 years