Other Assets and Liabilities - Other Current Assets (Details) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
Other Assets and Liabilities [Abstract]
Prepaid expenses	$ 181.3	$ 44.9
Short-term derivative assets (see Note 9)	97.0	23.6
Investment commodities	19.7	45.0
Income and other tax receivable	1.5	3.6
Other	9.6	8.9
Total	$ 309.1	$ 126.0	[1]

[1] Adjusted to reflect the retrospective change in accounting policy from LIFO to FIFO for certain inventories. See Note 6 for further discussion.