Stock Compensation Schedule of Compensation Expense for Equity Programs and Related Tax Benefits (Details) - USD ($) $ in Millions	12 Months Ended
Jan. 02, 2021	Dec. 28, 2019	Dec. 29, 2018
Share-based Payment Arrangement [Abstract]
Pre-tax compensation expense	$ 81	$ 61	$ 64
Related income tax benefit	21	$ 16	$ 16
Non-vested stock-based compensation awards not yet recognized	$ 95
Weighted-average period of recognition, years	2 years

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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-Section 50
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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of tax benefit for recognition of expense of award under share-based payment arrangement.

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-Topic 718
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Amount of noncash expense for share-based payment arrangement.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
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