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Postretirement and Other Benefits - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Restricted cash	$ 5.8		$ 5.8		$ 0.0
Qualified defined contribution plan costs	3.6	$ 3.9	11.0	$ 11.3
Pension Benefits | U.S.
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Annuity contract	65.5
Settlement loss	$ 3.6	$ 0.0	$ 3.6	$ 0.0

X

- Definition

Amount of gain (loss) recognized in net periodic benefit (cost) credit from irrevocable action relieving primary responsibility for benefit obligation and eliminating risk related to obligation and assets used to effect settlement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

Amount of (increase) decrease to benefit obligation of defined benefit plan from irrevocable action relieving primary responsibility for benefit obligation and eliminating risk for obligation and assets used to effect settlement. Includes, but is not limited to, lump-sum cash payment to participant in exchange for right to receive specified benefits, purchase of nonparticipating annuity contract and change from remeasurement.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 715
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

Amount of cost for defined contribution plan.

+ References

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-Topic 715
-SubTopic 70
-Name Accounting Standards Codification
-Section 50
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Amount of cash restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
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-Name Accounting Standards Codification
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