v3.26.1
Financing - Schedule of Short-term Debt and Narrative (Details) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Short-Term Debt [Line Items]      
Amount outstanding $ 90.0   $ 0.0
Revolving Credit Facility | Commercial Paper      
Short-Term Debt [Line Items]      
Amount outstanding 90.0   0.0
Letters of credit 3.2   3.2
Available capacity $ 656.8   $ 746.8
Weighted average interest rates 3.80%    
Maximum amount outstanding (based on daily outstanding balances) $ 338.0 $ 157.8  
Average amount outstanding (based on daily outstanding balances) $ 151.1 $ 80.4  
Weighted average interest rates 3.90% 4.60%