Share-Based Compensation - Compensation Expense (Details) - USD ($) $ in Millions	3 Months Ended
Apr. 03, 2021	Apr. 04, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense (income)	$ 55	$ (13)
Income tax (benefit) expense	(13)	3
Total net compensation expense (income) included in net income	42	(10)
Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense (income)	$ 12	$ 10

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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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Amount, after tax, of expense for award under share-based payment arrangement.

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

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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.

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