Common Stock Repurchases - Additional Information (Detail) - USD ($)	6 Months Ended	12 Months Ended
Jun. 27, 2020	Dec. 28, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Repurchased and cancelled shares	6,350	22,380
Common stock repurchased, value	$ 400,000	$ 1,900,000
Common stock repurchased, average price	$ 63.00	$ 87.26
Share repurchase program shares authorized to be repurchased expiration date	Dec. 31, 2020
Share Repurchase Program [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Repurchased and cancelled shares	91,979	499,564
Common stock repurchased, value	$ 5,500,000	$ 39,400,000
Common stock repurchased, average price	$ 59.41	$ 78.84
Share repurchase program shares authorized to be repurchased	$ 400,000,000
Shares available for repurchase under share repurchase program amount	$ 138,500,000

Stock repurchased and retired during period average purchase price.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Amount of stock repurchase plan authorized.

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- Definition

Expiration date for the purchase of an entity's own shares under a stock repurchase plan, in the CCYY-MM-DD format.

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Amount remaining of a stock repurchase plan authorized.

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- Definition

Number of shares that have been repurchased and retired during the period.

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Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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