Derivatives and Fair Value Measurements - Gains and Losses on Hedging Derivatives (Details) - Designated as Hedging Instrument - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Gain (Loss) on Derivative, Net	$ 10.0	$ (154.3)	$ 73.0	$ (510.9)
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	(19.3)	(122.9)	(55.5)	(192.6)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax	29.3	(31.4)	128.5	(318.3)
Variation margin (received) posted	0.0		0.0		$ 209.7
Foreign currency option contracts
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Gain (Loss) on Derivative, Net	(0.1)	(7.5)	(5.2)	(5.2)
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	(2.9)	(1.2)	(5.8)	(2.2)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax	2.8	(6.3)	0.6	(3.0)
Derivative contracts related to forecasted sales
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Gain (Loss) on Derivative, Net	10.0	(147.1)	78.1	(516.1)
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	(30.3)	(122.6)	(80.9)	(190.6)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax	40.3	(24.5)	159.0	(325.5)
Financial trading contracts
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Gain (Loss) on Derivative, Net	0.1	0.3	0.1	10.4
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	13.9	0.9	31.2	0.2
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax	$ (13.8)	$ (0.6)	$ (31.1)	$ 10.2