Financial Instruments, Risk Management and Fair Value Measurements - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis (Details) - USD ($) $ in Millions	Jun. 30, 2026	Dec. 31, 2025
Assets
Derivative assets	$ 31.4	$ 16.6
Liabilities
Derivative liabilities	20.0	26.1
Fair Value, Measurements, Recurring
Assets
Other	92.6	298.1
Total assets	124.0	314.7
Liabilities
Other	19.0	19.6
Total liabilities	39.0	45.7
Fair Value, Measurements, Recurring \| Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets
Other	58.4	262.4
Total assets	58.4	262.4
Liabilities
Other	19.0	19.6
Total liabilities	19.0	19.6
Fair Value, Measurements, Recurring \| Significant Other Observable Inputs (Level 2)
Assets
Other	0.0	0.0
Total assets	31.4	16.6
Liabilities
Other	0.0	0.0
Total liabilities	20.0	26.1
Fair Value, Measurements, Recurring \| Significant Unobservable Inputs (Level 3)
Assets
Other	34.2	35.7
Total assets	34.2	35.7
Liabilities
Other	0.0	0.0
Total liabilities	0.0	0.0
Foreign exchange contracts
Assets
Derivative assets	31.4	16.6
Liabilities
Derivative liabilities	20.0	26.1
Foreign exchange contracts \| Fair Value, Measurements, Recurring
Assets
Derivative assets	31.4	16.6
Liabilities
Derivative liabilities	20.0	26.1
Foreign exchange contracts \| Fair Value, Measurements, Recurring \| Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets
Derivative assets	0.0	0.0
Liabilities
Derivative liabilities	0.0	0.0
Foreign exchange contracts \| Fair Value, Measurements, Recurring \| Significant Other Observable Inputs (Level 2)
Assets
Derivative assets	31.4	16.6
Liabilities
Derivative liabilities	20.0	26.1
Foreign exchange contracts \| Fair Value, Measurements, Recurring \| Significant Unobservable Inputs (Level 3)
Assets
Derivative assets	0.0	0.0
Liabilities
Derivative liabilities	$ 0.0	$ 0.0