Fair Value Measurements Fair Values And Related Carrying Values of Financial Instruments (Details) - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Notes receivable, net Carrying amount	$ 403	$ 412
Notes receivable, Fair value	420	485
Debt, excluding commercial paper and capital lease obligations, Carrying amount	(57,009)	(57,921)
Debt, excluding commercial airplanes and capital lease obligations, Fair value	(52,730)	(65,724)
Level 2
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Notes receivable, Fair value	420	485
Debt, excluding commercial airplanes and capital lease obligations, Fair value	$ (52,730)	$ (65,724)

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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Fair value portion of an agreement for an unconditional promise by the maker to pay the holder a definite sum of money at a future date.

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Amortized cost, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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