Liabilities, Commitments, and Contingencies - Schedule of 737 Max Customer Concessions and Other Considerations Liability (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Customer Concession And Other Consideration Liability [Roll Forward]
Beginning balance – January 1	$ 2,940
Ending balance – December 31	1,864	$ 2,940
Within Next Fiscal Year
Customer Concession And Other Consideration Liability [Roll Forward]
Changes in estimates	100
Future Years
Customer Concession And Other Consideration Liability [Roll Forward]
Changes in estimates	600
B-737 Aircraft
Customer Concession And Other Consideration Liability [Roll Forward]
Beginning balance – January 1	2,940	5,537
Reductions for payments made	(1,031)	(2,535)
Reductions for concessions and other in-kind considerations	(29)	(48)
Changes in estimates	$ (16)	(14)
Ending balance – December 31		$ 2,940