v3.26.3
Prepaid expenses (Details) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Prepaid Expense, Current [Abstract]    
Advance payments to suppliers $ 156.2 $ 99.2
Prepaid expenses, easements & rights of way 27.1 17.9
Other prepaid expenses 1.0 0.8
Total Prepaid expenses $ 184.3 $ 117.9