v3.26.1
Retirement and Postretirement Plans - Schedule of Estimated Pension Benefit Plan Contributions (Details)
$ in Millions
Jun. 30, 2026
USD ($)
Defined Benefit Plan, Expected Future Employer Contributions [Abstract]  
2026 to participant benefits $ 9
Defined Benefit Plan, Expected Future Benefit Payment [Abstract]  
2026 29
2027 33
2028 33
2029 32
2030 31
2031-2035 $ 135