Other Income (Loss)

12 Months Ended

Dec. 31, 2019

Analysis of income and expense [abstract]

Other Income (Loss)

OTHER INCOME (LOSS)

($ millions)	2019		2018
Long-term investments	(2.0	)	(15.5	)
Loss on capital dispositions	(199.2	)	(129.1	)
Lease modification	12.2		—
Settlement proceeds	22.9		—
Other	6.2		1.1
Other income (loss)	(159.9	)	(143.5	)