v3.25.4
Retirement Plans and Profit Sharing Arrangements - Pension Plans with Benefit Obligations in Excess of Plan Assets (Details) - Pension Plans - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Defined Benefit Plans    
Accumulated benefit obligation $ 1,300 $ 1,200
Pension plans with accumulated benefit obligations in excess of plan assets    
Accumulated benefit obligation 166 158
Fair value of plan assets 27 27
Pension plans with projected benefit obligations in excess of plan assets    
Projected benefit obligation 174 166
Fair value of plan assets $ 27 $ 27