v3.24.2
PENSIONS AND OTHER POSTRETIREMENT BENEFITS - Net Periodic Cost (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Pension Benefits        
Components of Net Periodic Cost:        
Service Cost $ 1 $ 2 $ 3 $ 4
Interest Cost 6 6 11 11
Expected Return on Plan Assets (6) (7) (11) (12)
Net Curtailment/Settlement Loss 1 0 1 0
Amortization:        
Actuarial Loss (Gain) 1 2 2 3
Net Periodic Cost (Benefit) 3 3 6 6
Postretirement Benefits        
Components of Net Periodic Cost:        
Service Cost 0 0 0 0
Interest Cost 0 0 0 0
Expected Return on Plan Assets 0 0 0 0
Net Curtailment/Settlement Loss 0 0 0 0
Amortization:        
Actuarial Loss (Gain) (1) (1) (1) (1)
Net Periodic Cost (Benefit) $ (1) $ (1) $ (1) $ (1)