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Amount the entity is obligated to receive under the agreement: including engineering, design, manufacturing, or development.

No definition available.

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Expiration date of trade-in commitment agreements related to commercial aircraft commitments.

No definition available.

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Amount of unpriced change orders or other similar items subject to uncertainty concerning their determination or ultimate realization included in inventory as of the balance sheet date.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.6(d)(ii))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

No definition available.

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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.

No definition available.

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Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14435-108349

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
-Paragraph 9
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-URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14557-108349

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The difference between the maximum amount of estimated loss and the amount recorded as of the balance sheet date.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 05
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=6395354&loc=d3e12631-108344

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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.

No definition available.

Name:	us-gaap_OtherCommitment
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Name:	ba_CommitmentTypeAxis=ba_FinancingCommitmentMember
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Name:	ba_CommercialAircraftCommitmentsAxis=ba_NetAmountsPayableToCustomersRelatedToProbableContractualTradeInCommitmentsMember
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Data Type:	na
Balance Type:
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Name:	ba_CommercialAircraftCommitmentsAxis=ba_ProbablecontractualtradeinvalueMember
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Data Type:	na
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Name:	us-gaap_RangeAxis=us-gaap_MinimumMember
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Data Type:	na
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Name:	us-gaap_RangeAxis=us-gaap_MaximumMember
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Data Type:	na
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Name:	ba_LongTermContractsOrProgramsByCustomerAxis=ba_UlaMember
Namespace Prefix:
Data Type:	na
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Name:	ba_ProgramAxis=ba_KC46ATankerMember
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Data Type:	na
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Name:	ba_LongTermContractsOrProgramsByTypeAxis=ba_EMDContractMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	ba_LongTermContractsOrProgramsByTypeAxis=ba_LowRateInitialProductionMember
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