v3.25.4
Property, net (Details) - USD ($)
$ in Millions
Dec. 31, 2025
Sep. 30, 2025
Property, Plant and Equipment [Abstract]    
Property, at cost $ 4,989.7 $ 4,955.3
Accumulated depreciation (2,307.1) (2,256.6)
Property, net $ 2,682.6 $ 2,698.7