v3.26.1
Pension and Postretirement Benefits (Expected Contributions to Pension and Postretirement Plans) (Details)
$ in Millions
6 Months Ended
Jun. 30, 2026
USD ($)
Pension Plan [Member]  
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]  
Expected contributions in 2026 $ 1.2
Amounts contributed during the six months ended June 30, 2026 0.9
Postretirement  
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]  
Expected contributions in 2026 1.2
Amounts contributed during the six months ended June 30, 2026 $ 1.1