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Stock-Based Compensation - Number and Weighted Average Exercise Price of Outstanding and Exercisable Options (Detail) - $ / shares shares in Thousands	12 Months Ended
	Dec. 28, 2019	Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Number of Options, Options Outstanding	5,212	5,676	6,953	8,521
Average Remaining Contractual Life, Options Outstanding	5 years 7 months 6 days	6 years 3 days
Number of Options, Options Exercisable	3,311	3,273	3,812
$15.00 to $35.00
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower	$ 15.0
Range of Exercise Prices, Upper	$ 35
Number of Options, Options Outstanding	2,287	2,956
Average Remaining Contractual Life, Options Outstanding	3 years 4 months 6 days	4 years 2 months 26 days
Number of Options, Options Exercisable	2,240	2,560
$35.01 to $55.00
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower	$ 35.01
Range of Exercise Prices, Upper	$ 55
Number of Options, Options Outstanding	1,189	1,341
Average Remaining Contractual Life, Options Outstanding	5 years 11 months 12 days	6 years 11 months 19 days
Number of Options, Options Exercisable	724	548
$55.01 to $75.00
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower	$ 55.01
Range of Exercise Prices, Upper	$ 75
Number of Options, Options Outstanding	53	72
Average Remaining Contractual Life, Options Outstanding	6 years 8 months 8 days	7 years 9 months
Number of Options, Options Exercisable	23	20
$75.01 to $95.00
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower	$ 75.01
Range of Exercise Prices, Upper	$ 95
Number of Options, Options Outstanding	985	1,076
Average Remaining Contractual Life, Options Outstanding	7 years 9 months 3 days	8 years 9 months
Number of Options, Options Exercisable	291	141
$95.01 to $115.00
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower	$ 95.01
Range of Exercise Prices, Upper	$ 115
Number of Options, Options Outstanding	144	160
Average Remaining Contractual Life, Options Outstanding	8 years 7 months 9 days	9 years 6 months 14 days
Number of Options, Options Exercisable	26	4
$115.01 to $135.00
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower	$ 115.01
Range of Exercise Prices, Upper	$ 135
Number of Options, Options Outstanding	251	71
Average Remaining Contractual Life, Options Outstanding	9 years 1 month 13 days	9 years 8 months 23 days
Number of Options, Options Exercisable	7	0
$135.01 to $160.00
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower	$ 135.01
Range of Exercise Prices, Upper	$ 160
Number of Options, Options Outstanding	303	0
Average Remaining Contractual Life, Options Outstanding	9 years 7 months 17 days	0 days
Number of Options, Options Exercisable	0	0
Exercise Price Range Eight [Member]
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower	$ 0
Range of Exercise Prices, Upper	0
Exercise Price Range Nine [Member] [Domain]
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower	0
Range of Exercise Prices, Upper	$ 0

X

- Definition

The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iii)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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- Definition

Number of options outstanding, including both vested and non-vested options.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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+ References

No definition available.

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- Definition

The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

+ References

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- Definition

The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

+ References

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-Publisher FASB
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- Definition

Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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