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Share-Based Compensation - Pre-Tax Compensation Cost (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total pre-tax share-based compensation expense	$ 5.5	$ 5.2	$ 25.5	$ 23.7
Income tax benefit	(0.9)	(0.7)	(3.3)	(2.3)
Total share-based compensation expense, net of income taxes	4.6	4.5	22.2	21.4
Restructuring expenses and asset impairments	0.0	0.0	(0.6)	0.0
Cost of Sales
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total pre-tax share-based compensation expense	0.3	0.4	1.4	1.4
Selling, general and administrative expenses
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total pre-tax share-based compensation expense	5.2	4.8	24.7	22.3
Stock options expense
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total pre-tax share-based compensation expense	1.0	1.5	5.3	8.4
Restricted stock expense
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total pre-tax share-based compensation expense	3.4	1.6	12.2	5.7
Cash-settled restricted stock expense
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total pre-tax share-based compensation expense	0.6	1.2	1.8	2.8
Performance share units expense
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total pre-tax share-based compensation expense	$ 0.5	$ 0.9	$ 6.2	$ 6.8

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