XML 58 R46.htm IDEA: XBRL DOCUMENT v3.24.3
MATERIALS, SUPPLIES, AND INVENTORIES (Tables)
9 Months Ended
Sep. 30, 2024
Inventory Disclosure [Abstract]  
Schedule of inventory
Our inventories consisted of:
(in millions)September 30, 2024December 31, 2023
Materials and supplies$369.6 $320.0 
Natural gas in storage335.0 327.8 
Fossil fuel85.3 127.4 
Total$789.9 $775.2