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Open Market Share Repurchase Program - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 24, 2019	Mar. 25, 2018
Share Repurchases [Line Items]
Common stock repurchased and retired (in shares)	33,549	448,008
Payments for purchases of common stock	$ 8,144	$ 101,084
Common stock repurchased and retired during period, average price	$ 242.74	$ 225.63
Stock repurchase remaining authorized repurchase amount	$ 150,600

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The cash outflow to reacquire common stock during the period.

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-Publisher FASB
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-Topic 230
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-Section 45
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Number of shares that have been repurchased and retired during the period.

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