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Non-operating Income (Expense) (Tables)

3 Months Ended

Mar. 31, 2023

Nonoperating Income (Expense) [Abstract]

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

			Quarter Ended March 31,
			2023			2022
Interest expense			$	(7.6)		$	(8.2)
Amortization of deferred debt costs			(0.3)			(0.4)
Interest income			0.3			—
Interest expense, net			(7.6)			(8.6)
Debt retirement costs			—			(0.2)
Non-operating pension and other postretirement employee benefits (expense) benefit			0.1			(1.4)
Total non-operating expense			$	(7.5)		$	(10.3)

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- Definition

Tabular disclosure of the components of non-operating income or non-operating expense that may include amounts earned from dividends, interest on securities, gains (losses) on securities sold, equity earnings of unconsolidated affiliates, net gain (loss) on sales of business, interest expense and other miscellaneous income or expense items.

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