Stockholders' Equity - Narrative - Stock Options (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
Jan. 03, 2021	Dec. 29, 2019	Dec. 30, 2018
Equity [Abstract]
Weighted average remaining life in years of options outstanding	2 years 1 month 6 days
Weighted average remaining life in years of options exercisable	2 years 1 month 6 days
Aggregate intrinsic value of options outstanding	$ 3
Aggregate intrinsic value of options exercisable	$ 3
Share price (in dollars per share)	$ 370.00
Total intrinsic value of options exercised	$ 14	$ 34	$ 33

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (d)(2)
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- Definition

Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

+ References

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

Price of a single share of a number of saleable stocks of a company.

+ References

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- Definition

Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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- Definition

Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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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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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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