RETIREMENT BENEFITS - Estimated Future Benefit Payments (Details) $ in Millions	Jan. 02, 2026 USD ($)
Defined Benefit Plan Disclosure [Line Items]
2026	$ 505
2027	492
2028	493
2029	497
2030	496
2031 — 2035	2,371
Pension
Defined Benefit Plan Disclosure [Line Items]
2026	484
2027	472
2028	474
2029	479
2030	478
2031 — 2035	2,295
Other Benefits
Defined Benefit Plan Disclosure [Line Items]
2026	21
2027	20
2028	19
2029	18
2030	18
2031 — 2035	$ 76
Expected future benefit percentage of gross payments, excluding subsidiaries	1.00%

Defined Benefit Plan, Expected Future Benefit Percentage of Gross Payments, Excluding Subsidiaries

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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 second fiscal year following current fiscal year.

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