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Financial Instruments, Derivatives and Hedging Activities - Additional information - CF hedges (Details) - Cash Flow Hedging - USD ($) $ in Millions | 3 Months Ended
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Mar. 31, 2020 | Mar. 31, 2019
Hedging relationships |  |
Gains (Losses) Recognized in OCI | $ (46) | $ (12)
Gains (Losses) Reclassified from AOCI into Income | 6 | (2)
Commodity Contracts |  |
Hedging relationships |  |
Gains (Losses) Recognized in OCI | (37) | (10)
Commodity Contracts | Cost of sales |  |
Hedging relationships |  |
Gains (Losses) Reclassified from AOCI into Income | 7 | 2
Foreign Currency Contracts |  |
Hedging relationships |  |
Gains (Losses) Recognized in OCI | (5) | (2)
Foreign Currency Contracts | Net sales/Cost of sales |  |
Hedging relationships |  |
Gains (Losses) Reclassified from AOCI into Income | (1) | (3)
Interest Rate Contracts |  |
Hedging relationships |  |
Gains (Losses) Recognized in OCI | $ (4) |
Interest Rate Contracts | Financing costs, net |  |
Hedging relationships |  |
Gains (Losses) Reclassified from AOCI into Income |  | $ (1)

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