Income Taxes (Tables)

9 Months Ended

Sep. 30, 2022

Income Tax Disclosure [Abstract]

Income Tax Expense From Continuing Operations And The Effective Tax Rate

The following table presents Income tax expense and the effective tax rate:

	Three Months Ended September 30,						Nine Months Ended September 30,
	2022			2021			2022			2021
	(Dollars in millions)
Income tax expense	$	53.4		$	46.0		$	153.6		$	124.1
Effective tax rate	24		%	23		%	24		%	21		%