Other Income, Net (Tables)

12 Months Ended

Dec. 31, 2020

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)	2020		2019		2018
Non-service components of net periodic benefit costs	$	41.2	$	36.2	$	26.0
AFUDC – Equity	20.9		14.4		15.2
Gains (losses) from investments held in rabbi trust	12.7		21.2		(1.8)
Other, net	4.7		30.4		30.9
Other income, net	$	79.5	$	102.2	$	70.3