v3.25.4
Employee Benefit Plans - Pension Plans with Projected Benefit Obligations in Excess of the Fair Value of Plan Assets (Details) - U.S. - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Pension Plans with Benefit Obligations in Excess of the Fair Value of Plan Assets    
Projected benefit obligation $ 2,605 $ 2,616
Accumulated benefit obligation 2,576 2,594
Fair value of plan assets $ 2,044 $ 1,967