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Commercial Aerospace Industry Assets and Commitments (Details) - USD ($) $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Nov. 26, 2018 | Jul. 26, 2012
Accounts Notes And Loans Receivable [Line Items] |  |  |  |
Contract with Customer, Asset, after Allowance for Credit Loss | $ 4,462 | $ 3,666 |  |
Contractual Obligation | 1,408 | 1,705 |  |
Contractual Obligation, Consumed in Current Year | 345 | 252 |  |
Contractual Obligation, Due in Next Fiscal Year | 263 |  |  |
Contractual Obligation, Due in Second Year | 189 |  |  |
Contractual Obligation, Due in Third Year | 148 |  |  |
Contractual Obligation, Due in Fourth Year | 118 |  |  |
Contractual Obligation, Due in Fifth Year | 127 |  |  |
Contractual Obligation, Due after Fifth Year | 563 |  |  |
Commercial Aerospace [Member] |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |
Guarantee Obligations Maximum Exposure | 333 | 348 |  |
Partner Share of Guarantor Obligations, Maximum Exposure, Undiscounted | 142 |  |  |
Commercial Aerospace [Member] |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |
Accounts, Notes, Loans and Financing Receivable, gross | 11,293 | 11,695 |  |
Products Under Lease | 3,185 | 2,736 |  |
Notes and leases receivable, total committed | 308 | 299 |  |
Commercial Aerospace financing and other contractual commitments | 15,000 |  |  |
Notes and leases receivable within one year | 30 |  |  |
Notes and leases receivable within two years | 23 |  |  |
Notes and leases receivable within three years | 14 |  |  |
Notes and leases receivable within four years | 22 |  |  |
Notes and leases receivable within five years | 38 |  |  |
Notes and leases receivable after five years | 181 |  |  |
Commercial aerospace financing commitments, total committed | 3,937 |  |  |
Commercial aerospace financing commitments within one year | 911 |  |  |
Commercial aerospace financing commitments within two years | 1,119 |  |  |
Commercial aerospace financing commitments within three years | 974 |  |  |
Commercial aerospace financing commitments within four years | 819 |  |  |
Commercial aerospace financing commitments within five years | 44 |  |  |
Commercial aerospace financing commitments after five years | 70 |  |  |
Other commercial aerospace commitments, total committed | 11,055 |  |  |
Other commercial aerospace commitments within one year | 702 |  |  |
Other commercial aerospace commitments within two years | 736 |  |  |
Other commercial aerospace commitments within three years | 717 |  |  |
Other commercial aerospace commitments within four years | 668 |  |  |
Other commercial aerospace commitments within five years | 627 |  |  |
Other commercial aerospace commitments after five years | 7,605 |  |  |
Collaboration partners' share, total committed | 5,284 |  |  |
Collaboration partners' share within one year | 508 |  |  |
Collaboration partners' share within two years | 623 |  |  |
Collaboration partners' share within three years | 571 |  |  |
Collaboration partners' share within four years | 538 |  |  |
Collaboration partners' share within five years | 193 |  |  |
Collaboration partners' share after five years | 2,851 |  |  |
Total commercial commitments, total committed | 9,708 |  |  |
Total commercial commitments within one year | 1,105 |  |  |
Total commercial commitments within two years | 1,232 |  |  |
Total commercial commitments within three years | 1,120 |  |  |
Total commercial commitments within four years | 949 |  |  |
Total commercial commitments within five years | 478 |  |  |
Total commercial commitments after five years | 4,824 |  |  |
Contract with Customer, Asset, after Allowance for Credit Loss | 2,741 | 2,247 |  |
Allowance for Receivables and Other Financing Assets | 248 | 245 |  |
Financing Commitments and Guarantees Reserve | 7 | $ 15 |  |
Goodrich Corporation [Member] |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |
Contractual Obligation |  |  |  | $ 2,200
Rockwell Collins [Member] |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |
Contractual Obligation |  |  | $ 1,020 |
Contractual Obligation, Consumed in Current Year | 129 |  |  |
Contractual Obligation, Due in Next Fiscal Year | 104 |  |  |
Contractual Obligation, Due in Second Year | 104 |  |  |
Contractual Obligation, Due in Third Year | 112 |  |  |
Contractual Obligation, Due in Fourth Year | 96 |  |  |
Contractual Obligation, Due in Fifth Year | $ 101 |  |  |

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