v3.26.1
Derivatives and Financial Instruments - Recorded Amounts and Estimated Fair Values (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Derivative [Line Items]    
Total $ 1,500.0  
Recorded Amount    
Derivative [Line Items]    
Variable rate debt 200.0 $ 268.2
Fixed rate debt 1,300.0 1,300.0
Total 1,500.0 1,568.2
Fair Value    
Derivative [Line Items]    
Variable rate debt 200.0 268.2
Fixed rate debt 1,277.2 1,296.9
Total $ 1,477.2 $ 1,565.1