v3.26.3
MATERIALS, SUPPLIES, AND INVENTORIES
9 Months Ended
Sep. 30, 2026
Inventory Disclosure [Abstract]  
MATERIALS, SUPPLIES, AND INVENTORIES MATERIALS, SUPPLIES, AND INVENTORIES
Our inventories consisted of:
(in millions)September 30, 2026December 31, 2025
Materials and supplies$101.2 $101.8 
Fossil fuel32.9 40.7 
Natural gas in storage32.6 28.1 
Total$166.7 $170.6 

Substantially all materials and supplies, fossil fuel, and natural gas in storage inventories are recorded using the weighted-average cost method of accounting.