Annual report pursuant to Section 13 and 15(d)

PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS - Narrative (Details)

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PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS - Narrative (Details)
$ in Millions
 12 Months Ended
Dec. 31, 2022
USD ($)
yr
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Defined Benefit Plan Disclosure      
Minimum Interest Crediting Rate 3.80%    
Period of time current interest crediting rate will converge with ultimate interest crediting rate | yr 10    
Defined Benefit Plan, Expected Future Employer Contributions, Next Fiscal Year $ 42    
Multiemployer Plan, Employer Contribution, Cost $ 1 $ 1 $ 2
Domestic Plan      
Defined Benefit Plan Disclosure      
Defined benefit plan portion of projected pension benefit obligation percentage 64.00%    
Defined Benefit Plan Portion of Projected Pension Plan Assets Percentage 61.00%    
Maximum portion of plan assets for which an investment manager is responsible (as a percent) 24.00%    
Rate of increase in compensation levels (as a percent) 6.75%    
The 5-year annualized return on plan assets (as a percent) 4.80%    
The 10-year annualized return on plan assets (as a percent) 6.80%    
The 15-year annualized return on plan assets (as a percent) 5.20%    
Annualized return on plan assets since inception (as a percent) 10.00%    
Defined Contribution Plan, Employer Matching Contribution, Percent of Match 3.00%    
Company costs associated with defined contribution plans $ 45 32 43
Domestic Plan | Maximum      
Defined Benefit Plan Disclosure      
Defined Contribution Plan, Employer Matching Contribution, Percent of Match 3.50%    
Foreign Plan      
Defined Benefit Plan Disclosure      
Defined Benefit Plan, Plan Assets, Target Allocation, Percentage 34.00%    
Defined Benefit Plan, Plan Assets, Target Allocation Percentage, European 66.00%    
Company costs associated with defined contribution plans $ 79 $ 79 $ 63
Equity Securities, US based companies | Domestic Plan      
Defined Benefit Plan Disclosure      
Defined Benefit Plan, Plan Assets, Target Allocation, Percentage 18.00%    
Equity Securities, International based companies | Foreign Plan      
Defined Benefit Plan Disclosure      
Defined Benefit Plan, Plan Assets, Target Allocation, Percentage 2.00%    
Defined Benefit Plan, Plan Assets, Target Allocation Percentage, European 66.00%    
Mutual, pooled and commingled funds | Foreign Plan      
Defined Benefit Plan Disclosure      
Defined Benefit Plan, Plan Assets, Target Allocation, Percentage 39.00%    
Global equities | Domestic Plan      
Defined Benefit Plan Disclosure      
Defined Benefit Plan, Plan Assets, Target Allocation, Percentage 81.00%    
Emerging market equities | Domestic Plan      
Defined Benefit Plan Disclosure      
Defined Benefit Plan, Plan Assets, Target Allocation, Percentage 11.00%    
Domestic small- and mid-cap equities | Domestic Plan      
Defined Benefit Plan Disclosure      
Defined Benefit Plan, Plan Assets, Target Allocation, Percentage 8.00%    
Long-duration bonds | Domestic Plan      
Defined Benefit Plan Disclosure      
Defined Benefit Plan, Plan Assets, Target Allocation, Percentage 62.00%    
Multi-strategy alternative credit managers | Domestic Plan      
Defined Benefit Plan Disclosure      
Defined Benefit Plan, Plan Assets, Target Allocation, Percentage 38.00%    
Fixed Income Funds | Domestic Plan      
Defined Benefit Plan Disclosure      
Defined Benefit Plan, Plan Assets, Target Allocation, Percentage 47.00%    
Fixed Income Funds | Foreign Plan      
Defined Benefit Plan Disclosure      
Defined Benefit Plan, Plan Assets, Target Allocation, Percentage 23.00%    
Defined Benefit Plan, Plan Assets, Target Allocation Percentage, European 16.00%    
Other | Foreign Plan      
Defined Benefit Plan Disclosure      
Defined Benefit Plan, Plan Assets, Target Allocation, Percentage 36.00%    
Defined Benefit Plan, Plan Assets, Target Allocation Percentage, European 18.00%    
Defined Benefit Plan, Equity Securities, Common Stock      
Defined Benefit Plan Disclosure      
Defined Benefit Plan, Plan Assets, Target Allocation, Percentage 9.00%    
Defined Benefit Plan, Equity Securities, Common Stock | Domestic Plan      
Defined Benefit Plan Disclosure      
Defined Benefit Plan, Plan Assets, Target Allocation, Percentage 5.00%    
Alternative investments | Domestic Plan      
Defined Benefit Plan Disclosure      
Defined Benefit Plan, Plan Assets, Target Allocation, Percentage 35.00%