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Stock-Based Compensation - Number and Weighted Average Exercise Price of Outstanding and Exercisable Options (Detail) - $ / shares	12 Months Ended
	Jan. 02, 2021	Dec. 28, 2019	Dec. 29, 2018	Dec. 30, 2017
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Number of Options, Options Outstanding	3,448,000	5,212,000	5,676,000	6,953,000
Average Remaining Contractual Life, Options Outstanding	5 years 10 months 24 days	5 years 7 months 6 days
Number of Options, Options Exercisable	2,026,000	3,311,000	3,273,000
$15.00 to $50.00
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower	$ 15.00
Range of Exercise Prices, Upper	$ 50.00
Number of Options, Options Outstanding	1,696,000	3,464,000
Average Remaining Contractual Life, Options Outstanding	4 years 1 month 20 days	4 years 1 month 20 days
Number of Options, Options Exercisable	1,518,000	2,958,000
$50.01 to $80.00
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower	$ 50.01
Range of Exercise Prices, Upper	$ 80.00
Number of Options, Options Outstanding	42,000	68,000
Average Remaining Contractual Life, Options Outstanding	5 years 9 months 18 days	5 years 6 months 21 days
Number of Options, Options Exercisable	26,000	30,000
$80.01 to $120.00
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower	$ 80.01
Range of Exercise Prices, Upper	$ 120.00
Number of Options, Options Outstanding	910,000	1,148,000
Average Remaining Contractual Life, Options Outstanding	6 years 9 months 29 days	6 years 11 months 23 days
Number of Options, Options Exercisable	408,000	320,000
$120.01 to $160.00
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower	$ 120.01
Range of Exercise Prices, Upper	$ 160.00
Number of Options, Options Outstanding	476,000	532,000
Average Remaining Contractual Life, Options Outstanding	8 years 4 months 28 days	8 years 5 months 15 days
Number of Options, Options Exercisable	74,000	3,000
$160.01 to $200.00
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower	$ 160.01
Range of Exercise Prices, Upper	$ 200.00
Number of Options, Options Outstanding	255,000	0
Average Remaining Contractual Life, Options Outstanding	9 years 2 months 1 day	0 years
Number of Options, Options Exercisable	0	0
$200.01 to $230.00
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower	$ 200.01
Range of Exercise Prices, Upper	$ 230.00
Number of Options, Options Outstanding	37,000	0
Average Remaining Contractual Life, Options Outstanding	9 years 6 months	0 years
Number of Options, Options Exercisable	0	0
$230.01 to $275.00
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of Exercise Prices, Lower	$ 230.01
Range of Exercise Prices, Upper	$ 275.00
Number of Options, Options Outstanding	32,000	0
Average Remaining Contractual Life, Options Outstanding	9 years 6 months 10 days	0 years
Number of Options, Options Exercisable	0	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=120381028&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=120381028&loc=d3e5070-113901

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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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.

+ 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

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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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

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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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

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Topic 718
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-Section 50
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