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Quarterly report pursuant to Section 13 or 15(d)

PENSIONS AND OTHER POSTRETIREMENT BENEFITS - Pension and Other Postretirement Benefits (Details)

v3.23.3
PENSIONS AND OTHER POSTRETIREMENT BENEFITS - Pension and Other Postretirement Benefits (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Pension Plan Ìý Ìý Ìý Ìý
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] Ìý Ìý Ìý Ìý
Service cost $ 8 $ 11 $ 24 $ 35
Interest cost 59 32 176 95
Expected return on plan assets (79) (93) (236) (277)
Prior service costs (credits) 5 1 13 1
Net actuarial loss (gain) 0 4 2 11
Net periodic benefit costs (credits) (7) (45) (21) (135)
Defined benefit pension contributions 0 1 0 1
Other Postretirement Benefit Plans, Defined Benefit Ìý Ìý Ìý Ìý
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] Ìý Ìý Ìý Ìý
Service cost 2 11 7 32
Interest cost 15 19 47 59
Expected return on plan assets (10) (10) (31) (29)
Prior service costs (credits) (4) 1 (12) 1
Net actuarial loss (gain) (36) (3) (109) (9)
Net periodic benefit costs (credits) (33) 18 (98) 54
OPEB contributions $ 0 $ 24 $ 0 $ 80