Financial Instruments and Fair Value Measurement - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Account receivable, net of allowances	$ 856.9	$ 756.0
Accounts receivable, allowances	13.9	11.3
Allowance for doubtful accounts increase (decrease)	2.6
Purchase of trading securities held-for-investment	3.6	4.9
Proceeds from the sale of trading securities held-for-investment	3.5	3.0
Long-term Debt	2,036.3	1,442.7
Long-term debt, fair value	2,008.3	1,367.3
Estimate of Fair Value Measurement
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments carried at fair value	$ 113.8	$ 100.8
Net Sales | Top Ten Customers | Customer Concentration Risk
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Concentration risk (as percent)	42.00%