MATERIALS, SUPPLIES, AND INVENTORIES (Tables)

3 Months Ended

Mar. 31, 2023

Inventory Disclosure [Abstract]

Schedule of inventory

Our inventory consisted of:

(in millions)	March 31, 2023		December 31, 2022
Materials and supplies	$	67.1	$	59.3
Fossil fuel	47.9		40.2
Natural gas in storage	25.2		65.0
Total	$	140.2	$	164.5