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OTHER INCOME, NET (Tables)
9 Months Ended
Sep. 30, 2026
Other Income and Expenses [Abstract]  
Schedule of Other Income, Net
Total other income, net was as follows for the three and nine months ended September 30:
Three Months Ended September 30Nine Months Ended September 30
(in millions)2026202520262025
AFUDC-Equity$6.1 $2.9 $16.3 $8.1 
Non-service components of net periodic benefit costs1.8 1.9 5.8 3.5 
Earnings from equity method investments0.6 0.4 1.9 1.5 
Interest income0.1 — 1.4 0.6 
Other, net(0.6)0.1 (0.4)0.1 
Other income, net$8.0 $5.3 $25.0 $13.8