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Derivative Instruments - Balance Sheet Location (Details) - USD ($) $ in Millions	Jun. 30, 2020	Dec. 31, 2019
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	$ 694.8	$ 261.1
Gross Derivative Liabilities	639.1	266.6
Commodity contracts
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	692.4	259.0
Gross Derivative Liabilities	623.2	255.0
Interest rate contracts
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	0.0
Gross Derivative Liabilities	4.9
Foreign currency contracts
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	2.4	2.0
Gross Derivative Liabilities	10.9	11.6
Derivatives designated as hedging instruments
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	204.1	1.7
Gross Derivative Liabilities	182.2	20.0
Derivatives designated as hedging instruments | Commodity contracts
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	204.1	1.7
Gross Derivative Liabilities	177.3	20.0
Derivatives designated as hedging instruments | Commodity contracts | Short-term derivative assets, net
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	0.0	0.0
Gross Derivative Liabilities	0.0	0.0
Derivatives designated as hedging instruments | Commodity contracts | Identifiable intangible and other non-current assets
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	0.0	0.0
Gross Derivative Liabilities	0.0	0.0
Derivatives designated as hedging instruments | Commodity contracts | Accrued expenses and other current liabilities
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	204.0	1.7
Gross Derivative Liabilities	177.0	20.0
Derivatives designated as hedging instruments | Commodity contracts | Other long-term liabilities
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	0.1	0.0
Gross Derivative Liabilities	0.4	0.0
Derivatives designated as hedging instruments | Interest rate contracts | Short-term derivative assets, net
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	0.0	0.0
Gross Derivative Liabilities	0.0	0.0
Derivatives designated as hedging instruments | Interest rate contracts | Identifiable intangible and other non-current assets
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	0.0	0.0
Gross Derivative Liabilities	0.0	0.0
Derivatives designated as hedging instruments | Interest rate contracts | Accrued expenses and other current liabilities
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	0.0	0.0
Gross Derivative Liabilities	1.2	0.0
Derivatives designated as hedging instruments | Interest rate contracts | Other long-term liabilities
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	0.0	0.0
Gross Derivative Liabilities	3.7	0.0
Derivatives not designated as hedging instruments
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	490.7	259.4
Gross Derivative Liabilities	456.9	246.6
Derivatives not designated as hedging instruments | Commodity contracts
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	488.3	257.3
Gross Derivative Liabilities	445.9	235.0
Derivatives not designated as hedging instruments | Commodity contracts | Short-term derivative assets, net
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	217.8	65.7
Gross Derivative Liabilities	64.5	7.2
Derivatives not designated as hedging instruments | Commodity contracts | Identifiable intangible and other non-current assets
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	45.1	23.0
Gross Derivative Liabilities	12.3	4.8
Derivatives not designated as hedging instruments | Commodity contracts | Accrued expenses and other current liabilities
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	206.5	161.0
Gross Derivative Liabilities	328.5	203.4
Derivatives not designated as hedging instruments | Commodity contracts | Other long-term liabilities
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	18.9	7.7
Gross Derivative Liabilities	40.6	19.7
Derivatives not designated as hedging instruments | Foreign currency contracts
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	2.4	2.0
Gross Derivative Liabilities	10.9	11.6
Derivatives not designated as hedging instruments | Foreign currency contracts | Short-term derivative assets, net
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	0.6	1.2
Gross Derivative Liabilities	0.3	0.2
Derivatives not designated as hedging instruments | Foreign currency contracts | Identifiable intangible and other non-current assets
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	0.0	0.0
Gross Derivative Liabilities	0.0	0.0
Derivatives not designated as hedging instruments | Foreign currency contracts | Accrued expenses and other current liabilities
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet
Gross Derivative Assets	1.8	0.9
Gross Derivative Liabilities	$ 10.6	$ 11.4

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- Definition

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+ References

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