Segment and Revenue Information Segment and Revenue Information (Schedule of Revenue Disaggregation) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Disaggregation of Revenue [Line Items]
Revenues	$ 62,286	$ 58,158	$ 76,559
Europe
Disaggregation of Revenue [Line Items]
Revenues	8,967	7,961	10,366
Middle East
Disaggregation of Revenue [Line Items]
Revenues	4,653	5,308	9,272
Asia [Member]
Disaggregation of Revenue [Line Items]
Revenues	5,845	5,931	16,346
Non-U.S.
Disaggregation of Revenue [Line Items]
Revenues	23,196	21,677	42,137
United States
Disaggregation of Revenue [Line Items]
Revenues	39,076	36,979	42,681
Operating Segments [Member] | Commercial Airplanes
Disaggregation of Revenue [Line Items]
Revenues	19,493	16,162	32,255
Operating Segments [Member] | Commercial Airplanes | B-737-Max [Member] | Customer Concessions [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	14	(498)	(8,259)
Operating Segments [Member] | Commercial Airplanes | External Customers [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 19,391	$ 16,112	$ 31,903
Operating Segments [Member] | Commercial Airplanes | Fixed-price Contract [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, excluding assessed tax, Percentage	100.00%	100.00%	100.00%
Operating Segments [Member] | Commercial Airplanes | Transferred at Point in Time [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, excluding assessed tax, Percentage	100.00%	100.00%	100.00%
Operating Segments [Member] | Commercial Airplanes | Europe
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 4,334	$ 3,872	$ 5,829
Operating Segments [Member] | Commercial Airplanes | Middle East
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	1,098	1,647	5,761
Operating Segments [Member] | Commercial Airplanes | Asia [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	2,792	2,679	12,446
Operating Segments [Member] | Commercial Airplanes | Other
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	1,681	513	3,450
Operating Segments [Member] | Commercial Airplanes | Non-U.S.
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	9,905	8,711	27,486
Operating Segments [Member] | Commercial Airplanes | United States
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	9,472	7,899	12,676
Operating Segments [Member] | Defense, Space & Security
Disaggregation of Revenue [Line Items]
Revenues	$ 26,540	$ 26,257	$ 26,095
Operating Segments [Member] | Defense, Space & Security | U.S. Government Contracts
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, excluding assessed tax, Percentage	89.00%	89.00%	89.00%
Operating Segments [Member] | Defense, Space & Security | Transferred over Time [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, excluding assessed tax, Percentage	99.00%	98.00%	98.00%
Operating Segments [Member] | Defense, Space & Security | Fixed-price Contract [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, excluding assessed tax, Percentage	68.00%	69.00%	70.00%
Operating Segments [Member] | Defense, Space & Security | Non-U.S.
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 6,671	$ 6,595	$ 6,630
Operating Segments [Member] | Defense, Space & Security | United States
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	19,869	19,662	19,465
Operating Segments [Member] | Global Services
Disaggregation of Revenue [Line Items]
Revenues	16,328	15,543	18,468
Operating Segments [Member] | Global Services | Commercial Customers
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	7,527	6,936	10,167
Operating Segments [Member] | Global Services | Government Customers [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 8,553	$ 8,368	$ 8,107
Operating Segments [Member] | Global Services | U.S. Government Contracts
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, excluding assessed tax, Percentage	40.00%	41.00%	34.00%
Operating Segments [Member] | Global Services | External Customers [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 16,080	$ 15,304	$ 18,274
Operating Segments [Member] | Global Services | Transferred at Point in Time [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, excluding assessed tax, Percentage	45.00%	47.00%	55.00%
Operating Segments [Member] | Global Services | Fixed-price Contract [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, excluding assessed tax, Percentage	86.00%	87.00%	90.00%
Intersegment Eliminations [Member] | Commercial Airplanes
Disaggregation of Revenue [Line Items]
Revenues	$ 102	$ 50	$ 352
Intersegment Eliminations [Member] | Global Services
Disaggregation of Revenue [Line Items]
Revenues	$ 248	$ 239	$ 194