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Income Taxes (Valuation Allowance) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Valuation Allowance Deferred Tax Assets Written Off	$ 10.9	$ 2.2	$ 0.0
Accumulated other comprehensive income (loss)	(1.2)	(1.4)	0.4
Ending balance	110.3	164.0	199.8
Foreign Tax Credits [Domain]
Valuation allowance change	(30.4)		(48.2)
Increase to valuation allowance [Member]
Valuation allowance change	2.8	24.3	5.9
Decrease to valuation allowance [Member]
Valuation allowance change	$ (44.4)	(57.8)	$ (65.1)
legal entity restructuring
Valuation allowance change		$ (30.3)

X

- Definition

Accumulated Other Comprehensive Income Or LossOn Valuation Allowance Deferred Tax Assets

+ References

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X

- Definition

Valuation Allowance Deferred Tax Assets Written Off

+ References

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X

- Definition

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-2

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- Definition

Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-2

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