Pensions and Other Benefit Plans - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
Jan. 01, 2023	Jan. 02, 2022	Jan. 03, 2021
Retirement Benefits [Abstract]
Ultimate health care cost trend rate	8.30%	8.30%
Benefit plan expense	$ 54	$ 93	$ 94
Total parent matching contributions	14	14	12
Cost of providing special benefits	$ 46	$ 49	$ 53

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- Definition

Amount of cost of providing special or contractual termination benefits payable from defined benefit plan.

+ References

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- Definition

Ultimate trend rate for health care cost for defined benefit postretirement plan.

+ References

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Amount of cost for defined contribution plan.

+ References

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Amount of cost for employer contribution to multiemployer plan. Multiemployer plan includes, but is not limited to, pension plan determined to be individually significant and insignificant and other postretirement benefit plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
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