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Commitments and Contingencies (Details) - USD ($) $ in Millions | 9 Months Ended |
--- | --- | ---
Sep. 30, 2021 | Dec. 31, 2020
Loss Contingencies [Line Items] |  |
Accrual for Environmental Loss Contingencies | $ 835 | $ 835
Other Commitment | 11,300 |
Commercial Aerospace [Member] |  |
Loss Contingencies [Line Items] |  |
Financing and other contractual commitments | 13,600 | $ 13,400
Other Financing Arrangements [Member] |  |
Loss Contingencies [Line Items] |  |
Other Commitment | 4,000 |
2019 U.S. Defense Contract Management Agency Claim Against Pratt & Whitney [Domain] |  |
Loss Contingencies [Line Items] |  |
Loss Contingency, Damages Sought, Value | 1,730 |
Loss Contingency, Interest | 711 |
2013 U.S. Defense Contract Management Agency Claim Against Pratt & Whitney [Member] |  |
Loss Contingencies [Line Items] |  |
Loss Contingency, Damages Sought, Value | 177 |
Loss Contingency, Interest | 116 |
2018 U.S. Defense Contract Management Agency Claim Against Pratt & Whitney [Member] |  |
Loss Contingencies [Line Items] |  |
Loss Contingency, Damages Sought, Value | 269 |
Loss Contingency, Interest | $ 77 |

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- Definition Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. + References No definition available. + Details
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