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Derivative Instruments - Effect on Income (Details) - USD ($) | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020 | Dec. 31, 2020
Derivative Instruments and Hedging Activities Disclosure [Abstract] |  |  |  |  |
Carrying Amount of Hedged Assets/(Liabilities) | $ 51,400,000 |  | $ 51,400,000 |  | $ 44,500,000
Cumulative Amount of Fair Value Hedging Adjustment Included in the Carrying Amount of the Hedged Asset/(Liabilities) | 9,300,000 |  | 9,300,000 |  | 4,900,000
Gain (loss) on derivative |  |  |  |  |
Revenue | 7,085,500,000 | $ 3,158,300,000 | 13,043,400,000 | $ 11,173,500,000 |
Cost of revenue | 6,901,600,000 | 2,944,500,000 | 12,667,900,000 | 10,700,900,000 |
Derivative, Credit Risk Related Contingent Features [Abstract] |  |  |  |  |
Net derivative liability positions with credit contingent features | 4,000,000.0 |  | 4,000,000.0 |  | 20,000,000.0
Collateral posted and held by our counterparties | 0 |  | 0 |  | 0
Maximum additional potential collateral requirements | 4,000,000.0 |  | 4,000,000.0 |  | $ 20,000,000.0
Revenue |  |  |  |  |
Gain (loss) on derivative |  |  |  |  |
Revenue | 7,085,500,000 | 3,158,300,000 | 13,043,400,000 | 11,173,500,000 |
Gains (losses) on fair value hedge relationships: |  |  |  |  |
Total amount of income and expense line items excluding the impact of hedges, Revenue | 7,088,400,000 | 3,131,400,000 | 13,058,000,000.0 | 11,132,500,000 |
Cost of revenue |  |  |  |  |
Gain (loss) on derivative |  |  |  |  |
Cost of revenue | 6,901,600,000 | 2,944,500,000 | 12,667,900,000 | 10,700,900,000 |
Gains (losses) on fair value hedge relationships: |  |  |  |  |
Total amount of income and expense line items excluding the impact of hedges, Cost of Revenue | 6,972,200,000 | 2,892,600,000 | 12,763,200,000 | 10,643,100,000 |
Interest expense and other financing costs, net |  |  |  |  |
Gain (loss) on derivative |  |  |  |  |
Interest expense and other financing costs, net | 11,400,000 | 10,700,000 | 22,500,000 | 26,900,000 |
Gains (losses) on fair value hedge relationships: |  |  |  |  |
Total amount of income and expense line items excluding the impact of hedges, Interest expense and other financing costs | 11,100,000 | 10,700,000 | 22,000,000.0 | 26,900,000 |
Commodity contracts | Revenue |  |  |  |  |
Gains (losses) on fair value hedge relationships: |  |  |  |  |
Hedged item | 0 | 0 | 0 | 0 |
Derivatives designated as hedging instruments | 0 | 0 | 0 | 0 |
Amount of gain (loss) reclassified from accumulated other comprehensive income into income | (2,900,000) | 27,000,000.0 | (14,600,000) | 41,000,000.0 |
Commodity contracts | Cost of revenue |  |  |  |  |
Gains (losses) on fair value hedge relationships: |  |  |  |  |
Hedged item | 14,600,000 | 8,900,000 | 26,500,000 | (14,300,000) |
Derivatives designated as hedging instruments | (11,300,000) | (4,600,000) | (19,700,000) | 13,800,000 |
Amount of gain (loss) reclassified from accumulated other comprehensive income into income | 67,400,000 | (56,200,000) | 88,400,000 | (57,300,000) |
Commodity contracts | Interest expense and other financing costs, net |  |  |  |  |
Gains (losses) on fair value hedge relationships: |  |  |  |  |
Hedged item | 0 | 0 | 0 | 0 |
Derivatives designated as hedging instruments | 0 | 0 | 0 | 0 |
Amount of gain (loss) reclassified from accumulated other comprehensive income into income | 0 | 0 | 0 | 0 |
Interest rate contracts | Revenue |  |  |  |  |
Gains (losses) on fair value hedge relationships: |  |  |  |  |
Amount of gain (loss) reclassified from accumulated other comprehensive income into income | 0 | 0 | 0 | 0 |
Interest rate contracts | Cost of revenue |  |  |  |  |
Gains (losses) on fair value hedge relationships: |  |  |  |  |
Amount of gain (loss) reclassified from accumulated other comprehensive income into income | 0 | 0 | 0 | 0 |
Interest rate contracts | Interest expense and other financing costs, net |  |  |  |  |
Gains (losses) on fair value hedge relationships: |  |  |  |  |
Amount of gain (loss) reclassified from accumulated other comprehensive income into income | (300,000) | 0 | (500,000) | 0 |
Derivatives designated as hedging instruments |  |  |  |  |
Gains (losses) on fair value hedge relationships: |  |  |  |  |
Amount of gain (loss) recognized in accumulated other comprehensive income | 55,700,000 | (50,300,000) | 81,200,000 | (15,500,000) |
Amount of gain (loss) reclassified from accumulated other comprehensive income into Income | 64,200,000 | (29,200,000) | 73,400,000 | (16,300,000) |
Derivatives designated as hedging instruments | Commodity contracts | Revenue |  |  |  |  |
Gains (losses) on fair value hedge relationships: |  |  |  |  |
Amount of gain (loss) recognized in accumulated other comprehensive income | (13,300,000) | (148,500,000) | (76,100,000) | 185,600,000 |
Amount of gain (loss) reclassified from accumulated other comprehensive income into Income | (2,900,000) | 27,000,000.0 | (14,600,000) | 41,000,000.0 |
Gain (loss) not recorded in accumulated other comprehensive income due to intra-period settlement | (113,800,000) | 140,900,000 | (190,600,000) | 303,300,000 |
Derivatives designated as hedging instruments | Commodity contracts | Cost of revenue |  |  |  |  |
Gains (losses) on fair value hedge relationships: |  |  |  |  |
Amount of gain (loss) recognized in accumulated other comprehensive income | 69,600,000 | 100,300,000 | 154,300,000 | (197,400,000) |
Amount of gain (loss) reclassified from accumulated other comprehensive income into Income | 67,400,000 | (56,200,000) | 88,400,000 | (57,300,000) |
Gain (loss) not recorded in accumulated other comprehensive income due to intra-period settlement | 8,000,000.0 | (83,400,000) | 15,200,000 | (173,500,000) |
Derivatives designated as hedging instruments | Interest rate contracts | Interest expense and other financing costs, net |  |  |  |  |
Gains (losses) on fair value hedge relationships: |  |  |  |  |
Amount of gain (loss) recognized in accumulated other comprehensive income | (700,000) | (2,200,000) | 3,000,000.0 | (3,700,000) |
Amount of gain (loss) reclassified from accumulated other comprehensive income into Income | (300,000) | 0 | (500,000) | 0 |
Derivatives not designated as hedging instruments |  |  |  |  |
Gains (losses) on fair value hedge relationships: |  |  |  |  |
Derivative Instruments - Non-designated | 5,000,000.0 | 200,000 | 17,900,000 | 113,600,000 |
Derivatives not designated as hedging instruments | Commodity contracts |  |  |  |  |
Gains (losses) on fair value hedge relationships: |  |  |  |  |
Derivative Instruments - Non-designated | 6,700,000 | 8,400,000 | 15,900,000 | 102,900,000 |
Derivatives not designated as hedging instruments | Commodity contracts | Revenue |  |  |  |  |
Gains (losses) on fair value hedge relationships: |  |  |  |  |
Derivative Instruments - Non-designated | 12,900,000 | 34,100,000 | (290,900,000) | 113,300,000 |
Derivatives not designated as hedging instruments | Commodity contracts | Cost of revenue |  |  |  |  |
Gains (losses) on fair value hedge relationships: |  |  |  |  |
Derivative Instruments - Non-designated | (6,200,000) | (25,800,000) | 306,800,000 | (10,300,000) |
Derivatives not designated as hedging instruments | Foreign currency contracts |  |  |  |  |
Gains (losses) on fair value hedge relationships: |  |  |  |  |
Derivative Instruments - Non-designated | (1,700,000) | (8,300,000) | 2,000,000.0 | 10,700,000 |
Derivatives not designated as hedging instruments | Foreign currency contracts | Revenue |  |  |  |  |
Gains (losses) on fair value hedge relationships: |  |  |  |  |
Derivative Instruments - Non-designated | (200,000) | (500,000) | 100,000 | 0 |
Derivatives not designated as hedging instruments | Foreign currency contracts | Interest expense and other financing costs, net |  |  |  |  |
Gains (losses) on fair value hedge relationships: |  |  |  |  |
Derivative Instruments - Non-designated | $ (1,500,000) | $ (7,800,000) | $ 1,800,000 | $ 10,700,000 |

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