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Financial Instruments - Additional Information (Details) - USD ($) $ in Millions |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Mar. 07, 2016 | Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gains (losses) related to interest rate swaps |  |  |  |  |  |  |  |  |  | $ (111) | $ 10 | $ 0
Loss on equity method investment transaction |  | $ 0 | $ 0 | $ 25 | $ (23) | $ (21) | $ (757) | $ 0 | $ 0 | $ 2 | (778) | $ (40)
JDE/Keurig |  |  |  |  |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Loss on equity method investment transaction | $ (43) |  |  | 29 |  |  |  |  |  |  |  |
Interest and other expense, net | JDE/Keurig |  |  |  |  |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Loss on equity method investment transaction |  |  |  | $ 12 |  |  |  |  |  |  |  |
Cash Flow Hedges |  |  |  |  |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Hedged forecasted transaction period |  |  |  |  |  |  |  |  |  | 4 years 9 months |  |
Interest rate contracts |  |  |  |  |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Derivative notional amount |  | 5,250 |  |  |  | 8,679 |  |  |  | $ 5,250 | 8,679 |
Interest rate contracts | Cash Flow Hedges |  |  |  |  |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Expected transfers of unrealized losses to earnings, within next 12 months |  |  |  |  |  |  |  |  |  | 15 |  |
Net investment hedge contracts |  |  |  |  |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Derivative notional amount |  | 6,864 |  |  |  | $ 6,678 |  |  |  | 6,864 | $ 6,678 |
Net investment hedge contracts | Net Investment Hedging |  |  |  |  |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Derivative notional amount |  | $ 6,900 |  |  |  |  |  |  |  | $ 6,900 |  |

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