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Derivative Instruments, Hedging Activities and Fair Value - Narrative (Details) - USD ($) $ in Millions	1 Months Ended	3 Months Ended		9 Months Ended
	Oct. 31, 2024	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Foreign Currency Derivatives
Net asset (liability) offset against collateral		$ 0.4		$ 0.4		$ 2.2
Pre-tax net gains (losses) on certain loans designated as hedges of net investments in foreign subsidiaries		(1.2)	$ 0.9	(3.1)	$ 2.1
Long-term debt, fair value		1,528.6		1,528.6		1,419.7
Foreign currency exchange forward contracts
Foreign Currency Derivatives
Derivative, Notional Amount		639.4		639.4		593.7
Term Loan
Foreign Currency Derivatives
Principal amount	$ 300.0	300.0		$ 300.0
Term Loan | Term Loan Facility, Fixed-Rate | Minimum
Foreign Currency Derivatives
Variable rate basis spread (as a percent)	3.06%			4.16%
Term Loan | Term Loan Facility, Fixed-Rate | Maximum
Foreign Currency Derivatives
Variable rate basis spread (as a percent)	3.12%			4.21%
Reported Value Measurement
Foreign Currency Derivatives
Long-term Debt		$ 1,535.8		$ 1,535.8		$ 1,444.4

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