Debt (Senior Notes Repurchase) (Details) € in Millions, $ in Millions						3 Months Ended	9 Months Ended
	Oct. 16, 2024 EUR (€)	Oct. 16, 2024 USD ($)	Sep. 20, 2024 USD ($)	Sep. 16, 2024 EUR (€)	Sep. 16, 2024 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2024 USD ($)	Sep. 16, 2024 USD ($)	Dec. 31, 2023 USD ($)
Debt Instrument [Line Items]
Gain on extinguishment of debt						$ 16.7	$ 16.7
Senior Notes | 2025 Senior Notes
Debt Instrument [Line Items]
Early repayment of senior debt					$ 422.3
Long-term debt						$ 0.0	$ 0.0	$ 432.0	$ 755.7
Redemption price, percentage				97.80%	97.80%
Senior Notes | 2025 Senior Notes | Subsequent Event
Debt Instrument [Line Items]
Early repayment of senior debt		$ 318.0
Senior Notes | 2025 Euro Senior Notes
Debt Instrument [Line Items]
Early repayment of senior debt | €				€ 206.9
Long-term debt | €				€ 208.1
Redemption price, percentage				99.40%	99.40%
Senior Notes | 2025 Euro Senior Notes | Subsequent Event
Debt Instrument [Line Items]
Early repayment of senior debt | €	€ 291.9
Senior Notes | 2026 Senior Notes (3.950% coupon)
Debt Instrument [Line Items]
Early repayment of senior debt			$ 572.5
Long-term debt								$ 575.0
Redemption price, percentage			99.60%