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Acquisitions, Divestiture and Investment - Summary of Preliminary Estimate of Intangible Assets (Detail) - USD ($) $ in Millions		6 Months Ended
	Jul. 02, 2020	Dec. 31, 2020
Business Acquisition [Line Items]
Estimated Weighted Average Useful Lives in Years		5 years 1 month 6 days
Broadcom [Member]
Business Acquisition [Line Items]
Estimated Fair Value	$ 123.0
Broadcom [Member] | Developed Technology [Member]
Business Acquisition [Line Items]
Estimated Weighted Average Useful Lives in Years	6 years
Estimated Fair Value	$ 93.0
Broadcom [Member] | Customer Contracts and Related Relationships [Member]
Business Acquisition [Line Items]
Estimated Weighted Average Useful Lives in Years	6 years
Estimated Fair Value	$ 18.0
Broadcom [Member] | Order Backlog [Member]
Business Acquisition [Line Items]
Estimated Weighted Average Useful Lives in Years	6 months
Estimated Fair Value	$ 12.0

X

- Definition

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, 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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275

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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 amount of identifiable intangible assets recognized as of the acquisition date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 55
-Paragraph 37
-URI http://asc.fasb.org/extlink&oid=121600890&loc=d3e2207-128464

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-Section 50
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