Inventory Intermediation Obligations - Schedule of Outstanding Obligations Under Agreements (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Other Liabilities Disclosure [Abstract]
Obligations related to Base Layer Volumes	$ 407.2	$ 491.8
Current portion	0.4	49.9
Total obligations under Inventory Intermediation Agreement	407.6	541.7
Other (receivable) payable for monthly activity true-up	(9.3)	5.6
Other (receivable) payable for monthly activity true-up	$ 0.0	$ (34.9)