Derivative Instruments - Derivative Assets and Liabilities (Details) $ in Millions	Dec. 31, 2024 USD ($)	Dec. 31, 2024 bbl	Dec. 31, 2024 MMBTU	Dec. 31, 2024 rIN	Dec. 31, 2023 USD ($)	Dec. 31, 2023 bbl	Dec. 31, 2023 MMBTU	Dec. 31, 2023 rIN
Derivatives, Fair Value [Line Items]
Assets	$ 33.5				$ 6.6
Less: Counterparty netting and cash collateral, assets	19.9				5.3
Total net fair value of derivative assets	13.6				1.3
Liabilities	(38.1)				(11.0)
Less: Counterparty netting and cash collateral, liabilities	(27.4)				(7.1)
Total net fair value of derivative liabilities	(10.7)				(3.9)
Cash collateral	7.5				1.8
Commodity derivatives
Derivatives, Fair Value [Line Items]
Open derivative positions		18,471,700	1,495,000			55,336,870	0
Commodity derivatives | Derivatives not designated as hedging instruments: | Other current assets
Derivatives, Fair Value [Line Items]
Assets	19.5				6.6
Liabilities	(22.0)				(7.1)
Commodity derivatives | Derivatives not designated as hedging instruments: | Other current liabilities
Derivatives, Fair Value [Line Items]
Assets	5.4				0.0
Liabilities	(5.4)				(0.8)
RINs commitment contracts | Derivatives not designated as hedging instruments: | Other current assets
Derivatives, Fair Value [Line Items]
Assets	0.3				0.0
Liabilities	0.0				0.0
Open derivative positions | rIN				36,000,000				41,636,461
RINs commitment contracts | Derivatives not designated as hedging instruments: | Other current liabilities
Derivatives, Fair Value [Line Items]
Assets	0.0				0.0
Liabilities	(5.6)				(3.1)
Interest Rate Swap | Derivatives not designated as hedging instruments: | Other current assets
Derivatives, Fair Value [Line Items]
Assets	3.5				0.0
Liabilities	0.0				0.0
Interest Rate Swap | Derivatives not designated as hedging instruments: | Other long-term liabilities
Derivatives, Fair Value [Line Items]
Assets	4.8				0.0
Liabilities	$ (5.1)				$ 0.0