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PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS (Tables)
 9 Months Ended
Sep. 29, 2023
Retirement Benefits [Abstract]  
Defined Contribution Plan Disclosures
Net periodic benefit cost or income for our pension and other postretirement benefit plans consisted of the following (in millions):
Pension PlansOther Postretirement
Benefit Plans
Three Months Ended
September 29,
2023		September 30,
2022		September 29,
2023		September 30,
2022
Service cost$24 $25 $1 $2 
Interest cost80 65 6 4 
Expected return on plan assets1
(119)(132)(3)(4)
Amortization of net actuarial loss (gain)24 26 (1)— 
Net periodic benefit cost (income)$9 $(16)$3 $2 
1The weighted-average expected long-term rates of return on plan assets used in computing 2023 net periodic benefit cost (income) were 7.00% for pension plans and 3.75% for other postretirement benefit plans.
Pension PlansOther Postretirement
Benefit Plans
Nine Months Ended
September 29,
2023		September 30,
2022		September 29,
2023		September 30,
2022
Service cost$71 $69 $3 $5 
Interest cost242 167 20 13 
Expected return on plan assets1
(357)(428)(10)(12)
Amortization of prior service cost (credit)1 — (2)(2)
Amortization of net actuarial loss (gain)72 84 (4)— 
Net periodic benefit cost (income)$29 $(108)$7 $4 
1The weighted-average expected long-term rates of return on plan assets used in computing 2023 net periodic benefit cost (income) were 7.00% for pension plans and 3.75% for other postretirement benefit plans.