Derivative Instruments - Effect of Cash Flow Hedges on Statement of Income (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gain (loss) on cash flow hedging relationships recognized in cost of materials and other:	$ 0.0	$ 0.0	$ 0.0
Commodity derivatives
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gain (loss) on cash flow hedging relationships recognized in cost of materials and other:	0.0	(0.2)	(4.6)
Commodity derivatives | Designated as Hedging Instrument
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gain (loss) on cash flow hedging relationships recognized in cost of materials and other:	$ 0.0	$ 0.2	$ 4.6