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PENSION AND OTHER POSTRETIREMENT BENEFITS - Income Statement Information (Details) - USD ($) $ in Millions | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jan. 03, 2020 | Dec. 31, 2021 | Jan. 01, 2021 | Jun. 28, 2019
Net periodic benefit income |  |  |  |
Service cost |  | $ 68 | $ 67 |
Interest cost |  | 193 | 283 |
Pension |  |  |  |
Net periodic benefit income |  |  |  |
Service cost | $ 42 | 66 | 65 | $ 36
Interest cost | 149 | 188 | 273 | 209
Expected return on plan assets | (314) | (621) | (630) | (382)
Amortization of net actuarial loss | 1 | 30 | 10 | 0
Amortization of prior service credit | (5) | (28) | (28) | 0
Cost for special termination benefits | 0 | 0 | 1 | 0
Effect of curtailments or settlements | (18) | 1 | 0 | 1
Net periodic benefit income | (145) | (364) | (309) | (136)
Other changes in plan assets and benefit obligations recognized in other comprehensive loss |  |  |  |
Net actuarial loss (gain) | 55 | (972) | 403 | 625
Prior service cost (credit) | (292) | 2 | 1 | 3
Amortization of net actuarial loss | (5) | (30) | (10) | 0
Amortization of prior service credit (cost) | 5 | 28 | 28 | (1)
Currency translation adjustment | 0 | 1 | 2 | 0
Recognized prior service credit | 0 | 4 | 0 | 0
Recognized net actuarial loss | 0 | (4) | 0 | 0
Recognized net loss due to divestiture | (13) | 0 | 0 | 0
Total change recognized in other comprehensive loss | (250) | (971) | 424 | 627
Total impact from net periodic benefit cost and changes in other comprehensive loss | (395) | (1,335) | 115 | 491
Other Benefits |  |  |  |
Net periodic benefit income |  |  |  |
Service cost | 1 | 2 | 2 | 0
Interest cost | 5 | 5 | 10 | 8
Expected return on plan assets | (10) | (20) | (21) | (16)
Amortization of net actuarial loss | (3) | 0 | (3) | (6)
Amortization of prior service credit | 0 | 1 | 0 | 0
Net periodic benefit income | (7) | (12) | (12) | (14)
Other changes in plan assets and benefit obligations recognized in other comprehensive loss |  |  |  |
Net actuarial loss (gain) | (1) | (46) | 4 | 4
Prior service cost (credit) | 0 | 0 | 8 | 0
Amortization of net actuarial loss | 3 | 0 | 3 | 6
Amortization of prior service credit (cost) | 0 | (1) | 0 | 0
Total change recognized in other comprehensive loss | 2 | (47) | 15 | 10
Total impact from net periodic benefit cost and changes in other comprehensive loss | $ (5) | $ (59) | $ 3 | $ (4)

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