Derivative - Net Gain (Loss) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Derivative [Line Items]
Derivative, gain (loss) on derivative, net	$ 197.2	$ (212.4)	$ (17.3)
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]	Net gain (loss) on forward and derivative contracts
Commodity Contract
Derivative [Line Items]
Derivative, gain (loss) on derivative, net	$ 206.6	(208.0)	(16.3)
Commodity Contract | Glencore
Derivative [Line Items]
Derivative, gain (loss) on derivative, net	(13.3)	116.9	(9.2)
Foreign Exchange Contract
Derivative [Line Items]
Derivative, gain (loss) on derivative, net	$ (9.4)	$ (4.4)	$ (1.0)