v3.22.4
PENSION PLANS AND OTHER POSTRETIREMENT BENEFITS (Pension Plans) (Details) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Mar. 31, 2021
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Defined Benefit Plan Disclosure [Line Items]        
Defined Benefit Plan, Plan Assets, Contributions by Employer   $ 3    
Pension Plan [Member]        
Defined Benefit Plan Disclosure [Line Items]        
Defined Benefit Plan, Benefit Obligation, Actuarial Gain (Loss) $ 87 826 $ 112  
Increase (Decrease) in Obligation, Pension Benefits 14      
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment $ 7 0 7 $ 0
Defined Benefit Plan, Plan Assets, Contributions by Employer   3 $ 549  
Defined Benefit Plan, Expected Future Employer Contributions, Next Fiscal Year   $ 2    
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate   5.60% 2.94% 2.53%
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate   2.94% 2.86% 3.29%
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Weighted-Average Interest Crediting Rate   4.50% 4.50%  
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Weighted-Average Interest Crediting Rate   4.50% 4.50% 4.50%
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase   4.25% 4.25%  
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Rate of Compensation Increase   4.25% 4.25% 4.25%
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Rate of Return on Plan Assets   6.80% 6.80% 6.80%