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Derivatives - Balance Sheet Location (Details) - USD ($) $ in Millions | Jun. 30, 2019 | Dec. 31, 2018
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Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet |  |
Derivative assets | $ 395.0 | $ 845.8
Derivative liabilities | 398.7 | 769.1
Derivatives designated as hedging instruments |  |
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet |  |
Derivative assets | 50.5 | 188.2
Derivative liabilities | 59.4 | 132.2
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 |  |
Derivative assets | 0.0 | 168.5
Derivative liabilities | 0.0 | 122.5
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 |  |
Derivative assets | 0.0 | 19.7
Derivative liabilities | 0.0 | 9.6
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 |  |
Derivative assets | 50.3 | 0.1
Derivative liabilities | 59.4 | 0.0
Derivatives not designated as hedging instruments |  |
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet |  |
Derivative assets | 344.6 | 657.5
Derivative liabilities | 339.3 | 637.0
Derivatives not designated as hedging instruments | Commodity contracts |  |
Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet |  |
Derivative assets | 342.5 | 652.9
Derivative liabilities | 335.5 | 635.8
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 |  |
Derivative assets | 61.6 | 537.6
Derivative liabilities | 18.0 | 429.0
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 |  |
Derivative assets | 19.2 | 71.7
Derivative liabilities | 4.5 | 40.0
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 |  |
Derivative assets | 229.9 | 30.7
Derivative liabilities | 271.7 | 126.4
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 |  |
Derivative assets | 31.7 | 12.9
Derivative liabilities | 41.2 | 40.4
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 |  |
Derivative assets | 2.1 | 4.6
Derivative liabilities | 3.8 | 1.2
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 |  |
Derivative assets | 0.0 | 4.4
Derivative liabilities | 0.0 | 0.8
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 |  |
Derivative assets | 0.1 | 0.1
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 |  |
Derivative assets | 2.0 | 0.1
Derivative liabilities | $ 3.8 | $ 0.4

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