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Financial Instruments - Narrative (Details) $ in Millions, € in Billions, ¥ in Billions, $ in Billions | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2025 USD ($) derivative | Mar. 31, 2025 EUR (€) | Mar. 31, 2025 CNY (¥) | Mar. 31, 2025 CAD ($) | Dec. 31, 2024 USD ($)
Derivative [Line Items] |  |  |  |  |
Different types of derivatives, number | derivative | 3 |  |  |  |
Notional value | $ 12,213 |  |  |  | $ 11,942
Gain on exchange rate movements | (6,838) |  |  |  | (6,967)
Designated as Hedging Instrument |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Notional value | 2,371 |  |  |  | $ 1,839
Net Investment Hedging |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Cumulative deferred gain | 287 |  |  |  |
Derivative deferred loss | 933 |  |  |  |
Net Investment Hedging | Line of Credit |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Cumulative deferred gain | 2 |  |  |  |
Derivative deferred loss | 28 |  |  |  |
Net Investment Hedging | Designated as Hedging Instrument |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Gain on exchange rate movements | 56 |  |  |  |
Net Investment Hedging | Designated as Hedging Instrument | Intercompany Loans |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Euro-denominated notes and intercompany loans | 20,400 | € 19.7 |  |  |
CNY-denominated intercompany loans | 600 |  | ¥ 4.6 |  |
CAD-denominated intercompany loans | 1,000 |  |  | $ 1.4 |
Credit Default Swap |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Notional value | $ 166 |  |  |  |
Maximum | Credit Default Swap |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Derivative term | 22 months |  |  |  |
Maximum | Forecasted Transactions |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Derivative term | 3 years |  |  |  |
Maximum | Commodity contracts |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Derivative term | 3 years |  |  |  |
Credit Default Swap |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Notional value | $ 167 |  |  |  |
Credit Default Swap | Maximum |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Derivative term | 24 months |  |  |  |

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