Derivative Instruments - Balance Sheet Location (Details) - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	$ 990.5	$ 1,347.4
Gross Derivative Liabilities	933.9	1,490.8
Commodity Contract [Member]
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	956.4	1,298.0
Gross Derivative Liabilities	920.1	1,452.1
Interest Rate Contract [Member]
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	20.5	24.7
Foreign Exchange Contract [Member]
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	13.7	24.7
Gross Derivative Liabilities	13.9	38.7
Designated as Hedging Instrument [Member]
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	97.1	28.2
Gross Derivative Liabilities	73.7	6.7
Designated as Hedging Instrument [Member] \| Commodity Contract [Member] \| Short-term derivative assets, net
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	73.1	0.0
Gross Derivative Liabilities	66.2	0.0
Designated as Hedging Instrument [Member] \| Commodity Contract [Member] \| Short-term derivative liabilities, net
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	3.5	3.4
Gross Derivative Liabilities	7.6	6.7
Designated as Hedging Instrument [Member] \| Interest Rate Contract [Member] \| Short-term derivative assets, net
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	14.5	12.9
Gross Derivative Liabilities	0.0	0.0
Designated as Hedging Instrument [Member] \| Interest Rate Contract [Member] \| Other non-current assets
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	6.0	11.9
Gross Derivative Liabilities	0.0	0.0
Not Designated as Hedging Instrument [Member]
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	893.4	1,319.2
Gross Derivative Liabilities	860.2	1,484.1
Not Designated as Hedging Instrument [Member] \| Commodity Contract [Member] \| Short-term derivative assets, net
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	364.7	376.4
Gross Derivative Liabilities	144.4	42.3
Not Designated as Hedging Instrument [Member] \| Commodity Contract [Member] \| Other non-current assets
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	181.1	293.3
Gross Derivative Liabilities	67.4	66.9
Not Designated as Hedging Instrument [Member] \| Commodity Contract [Member] \| Short-term derivative liabilities, net
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	219.8	423.1
Gross Derivative Liabilities	433.6	936.3
Not Designated as Hedging Instrument [Member] \| Commodity Contract [Member] \| Other long-term liabilities
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	114.1	201.8
Gross Derivative Liabilities	201.0	399.8
Not Designated as Hedging Instrument [Member] \| Foreign Exchange Contract [Member] \| Short-term derivative assets, net
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	3.7	21.8
Gross Derivative Liabilities	2.1	18.5
Not Designated as Hedging Instrument [Member] \| Foreign Exchange Contract [Member] \| Other non-current assets
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	1.2	0.7
Gross Derivative Liabilities	0.3	0.1
Not Designated as Hedging Instrument [Member] \| Foreign Exchange Contract [Member] \| Short-term derivative liabilities, net
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	8.5	2.0
Gross Derivative Liabilities	11.1	19.8
Not Designated as Hedging Instrument [Member] \| Foreign Exchange Contract [Member] \| Other long-term liabilities
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	0.3	0.2
Gross Derivative Liabilities	$ 0.4	$ 0.4