Award Payout Range

No definition available.

Name:	ba_AwardPayoutRange
Namespace Prefix:	ba_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The aggregate amount to be paid out under the Performance Award plan based on the achievement of long-term financial goals over the three-year performance period.

+ References

No definition available.

+ Details

Name:	ba_PerformanceAwardPayoutAmountAggregate
Namespace Prefix:	ba_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The end date of the three-year performance period for Performance Awards granted to executives.

+ References

No definition available.

+ Details

Name:	ba_PerformanceAwardPeriodEndDate
Namespace Prefix:	ba_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(2)(iii)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(2)(iii)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Share-Based Compensation And Other Compensation Arrangements (Narrative) (Details) (USD $) In Millions, except Share data, unless otherwise specified			0 Months Ended				0 Months Ended
	Sep. 30, 2014 2014 Performance Awards [Member] Minimum [Member]	Sep. 30, 2014 2014 Performance Awards [Member] Maximum [Member]	Feb. 24, 2014 Restricted Stock Units (RSUs) [Member]	Feb. 24, 2014 Performance-Based Restricted Stock Units (PBRSUs) [Member]	Feb. 24, 2014 Performance-Based Restricted Stock Units (PBRSUs) [Member] Minimum [Member]	Feb. 24, 2014 Performance-Based Restricted Stock Units (PBRSUs) [Member] Maximum [Member]	Feb. 24, 2014 Performance Awards [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock units (RSUs) granted to executives			695,651	662,215
Restricted stock units (RSUs) granted to executives (fair value per share)			$ 129.58	$ 136.12
Share-based payment award vesting period (in years)			3 years	3 years			3 years
Award Payout Range					0.00%	200.00%
Performance award period end date							Dec. 31, 2016
Payout Amount, Aggregate	$ 0	$ 343