Other Income, net (Tables)

12 Months Ended

Dec. 31, 2016

Other Income, net [Abstract]

Schedule of Other Nonoperating Income (Expense) [Table Text Block]

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

(in millions)	2016		2015		2014
AFUDC – Equity	$	25.1	$	20.1	$	5.6
Gain on repurchase of notes	23.6		—		—
Gain on asset sales	19.6		22.9		7.5
Other, net	12.5		15.9		0.3
Other income, net	$	80.8	$	58.9	$	13.4