Accumulated Other Comprehensive Loss - Narrative (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2025
Unrecognized Net Defined Benefit Plan Costs
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive (loss) reclassification adjustment from AOCI	$ (1.3)	$ (4.9)
Benefit for income taxes	0.3	1.1
Amortization of net actuarial (losses), before tax	(1.3)	(4.9)
Accumulated Translation Adjustment
Accumulated Other Comprehensive Income (Loss) [Line Items]
Foreign currency gains (losses)	8.7	234.1
Foreign currency (losses) of net investment hedges included in accumulated other comprehensive	(1.3)	(143.0)
Foreign currency translation, tax benefit (provision) related to net investment hedges	$ 0.3	$ 33.8