v3.26.3
Pension and Other Postretirement Benefits - Narrative (Details) - Pension Plans - USD ($)
$ in Millions
3 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Contributions $ 8.6 $ 5.9
Expected contributions for next fiscal year $ 16.9