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Income Taxes (Tables)

3 Months Ended

Mar. 31, 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 March 31,
			2022						2021
			(Dollars in millions)
Income tax expense			$	48.8					$	37.9
Effective tax rate			24		%				20		%

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Schedule of Effective Income Tax Rate and Expenses [Table Text Block]

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