Nonpension Postretirement and Postemployment Benefits Benefit Payments (Details) $ in Millions	Jan. 02, 2021 USD ($)
U.S. and Canada \| Nonpension postretirement
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit payments in 2021	$ 64
Benefit payments in 2022	65
Benefit payments in 2023	65
Benefit payments in 2024	65
Benefit payments in 2025	65
Benefit payments in 2026 through 2029	321
Global plans \| Postemployment
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit payments in 2021	6
Benefit payments in 2022	6
Benefit payments in 2023	5
Benefit payments in 2024	5
Benefit payments in 2025	5
Benefit payments in 2026 through 2029	$ 20

Amount of benefit for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following current fiscal year.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920

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Amount of benefit for defined benefit plan expected to be paid in next fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in fifth fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in fourth fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in third fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in second fiscal year following current fiscal year.

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