OTHER INCOME, NET (Tables)

12 Months Ended

Dec. 31, 2022

Other Income and Expenses [Abstract]

Schedule of other income, net

Total other income, net was as follows for the years ended December 31:

(in millions)	2022		2021		2020
Non-service components of net periodic benefit costs	$	35.3	$	26.8	$	16.7
AFUDC–Equity	5.8		9.0		11.8
Other, net	1.2		2.4		2.9
Other income, net	$	42.3	$	38.2	$	31.4