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EMPLOYEE RETIREMENT PLANS - Defined-benefit Pension Plans with an Accumulated Benefit Obligation in Excess of Plan Assets (Details) - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Qualified    
Information for the defined-benefit pension plans with an accumulated benefit obligation in excess of plan assets    
Projected benefit obligation $ 124 $ 123
Accumulated benefit obligation 124 123
Fair value of plan assets 97 88
Non-Qualified    
Information for the defined-benefit pension plans with an accumulated benefit obligation in excess of plan assets    
Projected benefit obligation 100 101
Accumulated benefit obligation 100 101
Fair value of plan assets $ 0 $ 0