Debt - Maturities (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Annual maturities of debt:
2024	$ 116.4
2025	16.9
2026	249.5
2027	1.6
2028	0.9
Thereafter	876.6
Total	1,261.9
Notional Amount	1,777.9	$ 1,412.3
Decrease in net interest expense	18.3	8.6
Cumulative translational adjustment section of other comprehensive income	76.8	58.0	$ 36.4
Interest expense	16.4	$ 16.1	$ 14.3
U.S. to Swiss Franc cross-currency and interest rate swap agreements
Annual maturities of debt:
Notional Amount	139.1
U.S. to Euro cross-currency and interest rate swap agreements
Annual maturities of debt:
Notional Amount	$ 239.1

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