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EMPLOYEE BENEFIT PLANS - Practical Expedient Disclosures (Details) - NAV - USD ($)
$ in Millions
Dec. 31, 2023
Dec. 31, 2022
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets $ 520 $ 600
Equity method investments 96 111
Private Equity Fund    
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets 71 79
Unfunded Commitments 14 16
Private Real Estate Investment Trust    
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets 399 468
Unfunded Commitments 0 0
Hedge Fund    
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets 50 53
Unfunded Commitments $ 17 $ 10