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Supplemental Financial Information (Other Income) (Details) - USD ($) $ in Millions	3 Months Ended		4 Months Ended	5 Months Ended	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Apr. 30, 2021	Sep. 30, 2021	Sep. 30, 2022
Supplemental Financial Information [Abstract]
Gain (Loss) on Sale of Properties	$ 0.1	$ 0.3	$ 6.0	$ 0.2	$ 137.7
Foreign Currency Transaction Gain (Loss), before Tax	9.8	1.7	13.4	4.8	25.2
Net periodic pension income	(4.0)	3.7	5.4	6.1	12.1
Other Nonoperating Expense	(0.2)	(0.2)	(1.1)	0.0	(0.2)
Other, net	$ 14.1	$ 5.5	$ 25.9	$ 11.1	$ 174.8

X

- Definition

Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 830
-SubTopic 20
-Section 45
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X

- Definition

The difference between the carrying value and the sale price of real estate or properties that were intended to be sold or held for capital appreciation or rental income. This element refers to the gain (loss) included in earnings and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.

+ References

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-Subparagraph (c)
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- Definition

Amount of expense (reversal of expense) for net periodic benefit cost components, excluding service cost component, of defined benefit plan. Amount includes, but is not limited to, interest cost, expected (return) loss on plan asset, amortization of prior service cost (credit), amortization of (gain) loss, amortization of transition (asset) obligation, settlement (gain) loss, curtailment (gain) loss and certain termination benefits.

+ References

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- Definition

Amount of expense related to nonoperating activities, classified as other.

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- Definition

Amount of income (expense) related to nonoperating activities, classified as other.

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Supplemental Financial Information [Abstract]

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