Segment and Revenue Information Segment and Revenue Information (Schedule of Revenue Disaggregation) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Disaggregation of Revenue [Line Items]
Revenues	$ 15,956	$ 15,278	$ 46,628	$ 47,493
Commercial Airplanes | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	6,263	4,459	16,643	14,743
Commercial Airplanes | Operating Segments | External Customers
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 6,225	$ 4,422	$ 16,572	$ 14,685
Commercial Airplanes | Operating Segments | Fixed-price Contract
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, excluding assessed tax, Percentage	100.00%	100.00%	100.00%	100.00%
Commercial Airplanes | Operating Segments | Transferred at Point in Time
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, excluding assessed tax, Percentage	99.00%	99.00%	100.00%	100.00%
Commercial Airplanes | Operating Segments | Non-US [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 2,899	$ 1,835	$ 9,949	$ 6,672
Commercial Airplanes | Operating Segments | Europe
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	600	1,223	2,833	2,776
Commercial Airplanes | Operating Segments | Latin America and Carribean
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	450	90	1,586	958
Commercial Airplanes | Operating Segments | Asia
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	1,290	186	3,315	1,958
Commercial Airplanes | Operating Segments | Middle East
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	209	206	1,297	719
Commercial Airplanes | Operating Segments | Other
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	350	130	918	261
Commercial Airplanes | Operating Segments | United States
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	3,293	2,594	6,607	8,012
Commercial Airplanes | Intersegment Eliminations
Disaggregation of Revenue [Line Items]
Revenues	38	37	71	58
Defense, Space & Security | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	$ 5,307	$ 6,617	$ 16,981	$ 20,678
Defense, Space & Security | Operating Segments | U S Government Contracts
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, excluding assessed tax, Percentage	91.00%	89.00%	90.00%	89.00%
Defense, Space & Security | Operating Segments | Fixed-price Contract
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, excluding assessed tax, Percentage	54.00%	67.00%	60.00%	68.00%
Defense, Space & Security | Operating Segments | Transferred over Time
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, excluding assessed tax, Percentage	99.00%	99.00%	99.00%	99.00%
Defense, Space & Security | Operating Segments | Non-US [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 1,596	$ 1,784	$ 4,488	$ 5,214
Defense, Space & Security | Operating Segments | United States
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	3,711	4,833	12,493	15,464
Global Services | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	4,432	4,221	13,044	12,037
Global Services | Operating Segments | Commercial Customers
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	2,474	1,961	7,111	5,392
Global Services | Operating Segments | Government Customers
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	1,882	2,193	5,692	6,465
Global Services | Operating Segments | External Customers
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 4,356	$ 4,154	$ 12,803	$ 11,857
Global Services | Operating Segments | U S Government Contracts
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, excluding assessed tax, Percentage	32.00%	40.00%	33.00%	41.00%
Global Services | Operating Segments | Fixed-price Contract
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, excluding assessed tax, Percentage	88.00%	87.00%	88.00%	87.00%
Global Services | Operating Segments | Transferred at Point in Time
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, excluding assessed tax, Percentage	51.00%	46.00%	50.00%	45.00%
Global Services | Intersegment Eliminations
Disaggregation of Revenue [Line Items]
Revenues	$ 76	$ 67	$ 241	$ 180
B-737-Max | Customer Concessions | Commercial Airplanes | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 33	$ (7)	$ 16	$ 1