STATEMENTS OF CONSOLIDATED COMPREHENSIVE INCOME (UNAUDITED) (Parenthetical) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Supplemental Income Statement Elements [Abstract]
Pension and other postretirement benefit adjustments, tax	$ 1.5		$ 1.5
Pension and other postretirement benefit adjustments, amounts reclassified from other comprehensive income, tax	0.2	$ 1.3	0.7	$ 3.5
Unrealized net gains on cash flow hedges, amounts recognized from other comprehensive income, tax		(0.5)		(1.5)
Unrealized net gains on cash flow hedges, amounts reclassified from other comprehensive income, tax	0.3	0.3	1.0	0.9
Net investment hedges
Supplemental Income Statement Elements [Abstract]
Foreign currency translation adjustments	$ 13.2	$ 11.9	$ 43.8	$ (133.4)

Amount, before reclassification, of tax expense (benefit) for gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

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-Topic 220
-SubTopic 10
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-Paragraph 12
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Amount of tax expense (benefit) for reclassification of gain (loss) from accumulated other comprehensive income (AOCI) for derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

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Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

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Amount, before reclassification adjustment, of tax (expense) benefit for (increase) decrease in accumulated other comprehensive income for defined benefit plan.

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Amount of tax (expense) benefit for reclassification adjustment from accumulated other comprehensive (income) loss of defined benefit plan.

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