Other (Expense) Income, Net (Tables)

12 Months Ended

Dec. 31, 2020

Other Income and Expenses [Abstract]

Schedule of other operating cost and expense, by component

"Other (expense) income, net," as reported in the Consolidated Statements of Operations, consisted of the following:

	Year Ended December 31,
(dollars in millions)	2020		2019		2018
Loss on debt extinguishment	$	(45.7)	$	(60.7)	$	(0.4)
(Loss) gain on derivative contracts	(9.0)		13.4		0.4
Gain on sale of equity investment	—		—		11.3
Other income, net	3.0		1.1		3.5
Total	$	(51.7)	$	(46.2)	$	14.8