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Variable Interest Entities (Details) - USD ($) $ in Millions | 9 Months Ended |
--- | --- | ---
Sep. 30, 2020 | Dec. 31, 2019
Variable Interest Entity [Line Items] |  |
Assets, Current | $ 43,511 | $ 61,577
Assets | 162,399 | 139,615
Liabilities, Current | 35,562 | 46,594
Liabilities | 92,289 | 95,289
Variable Interest Entity, Primary Beneficiary |  |
Variable Interest Entity [Line Items] |  |
Assets, Current | 6,519 | 5,448
Assets, Noncurrent | 894 | 894
Assets | 7,413 | 6,342
Liabilities, Current | 7,518 | 6,971
Liabilities, Noncurrent | 100 | 94
Liabilities | $ 7,618 | $ 7,065
International Aero Engines AG [Member] |  |
Variable Interest Entity [Line Items] |  |
Variable Interest Entity, Qualitative of Quantitative Information, Net Percentage | 61.00% |
Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage | 49.50% |
International Aero Engines LLC [Member] |  |
Variable Interest Entity [Line Items] |  |
Variable Interest Entity, Qualitative of Quantitative Information, Net Percentage | 59.00% |
Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage | 59.00% |

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