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Business Acquisitions - Summary of Identifiable Intangible Assets Acquired and Estimated Useful Lives (Details) - Series Of Individually Immaterial Business Acquisitions [Member] $ in Millions	6 Months Ended
	Jun. 26, 2021 USD ($)
Acquired Finite Lived Intangible Assets [Line Items]
Identifiable Intangible Assets Acquired	$ 184
Customer Relationships and Lists [Member]
Acquired Finite Lived Intangible Assets [Line Items]
Identifiable Intangible Assets Acquired	124
Tradename/Trademark [Member]
Acquired Finite Lived Intangible Assets [Line Items]
Identifiable Intangible Assets Acquired	33
Non-compete Agreements [Member]
Acquired Finite Lived Intangible Assets [Line Items]
Identifiable Intangible Assets Acquired	$ 6
Estimated Useful Lives (in years)	5 years
Product Development [Member]
Acquired Finite Lived Intangible Assets [Line Items]
Identifiable Intangible Assets Acquired	$ 21
Minimum [Member] | Customer Relationships and Lists [Member]
Acquired Finite Lived Intangible Assets [Line Items]
Estimated Useful Lives (in years)	5 years
Minimum [Member] | Tradename/Trademark [Member]
Acquired Finite Lived Intangible Assets [Line Items]
Estimated Useful Lives (in years)	5 years
Minimum [Member] | Product Development [Member]
Acquired Finite Lived Intangible Assets [Line Items]
Estimated Useful Lives (in years)	5 years
Maximum [Member] | Customer Relationships and Lists [Member]
Acquired Finite Lived Intangible Assets [Line Items]
Estimated Useful Lives (in years)	12 years
Maximum [Member] | Tradename/Trademark [Member]
Acquired Finite Lived Intangible Assets [Line Items]
Estimated Useful Lives (in years)	7 years
Maximum [Member] | Product Development [Member]
Acquired Finite Lived Intangible Assets [Line Items]
Estimated Useful Lives (in years)	7 years

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+ References

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- 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

Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275

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