Note 4: Inventories and Contracts in Progress (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Notes to Condensed Consolidated Financial Statements [Abstract]
Raw materials	$ 1,912	$ 1,321
Work-in-process	4,659	3,175
Finished goods	3,463	3,078
Contracts in progress	7,635	6,899
Inventory before payments and billings	17,669	14,473
Progress payments, secured by lien, on U.S. Government contracts	(360)	(422)
Billings on contracts in progress	(6,842)	(6,254)
Inventories and contracts in progress, net	10,467	7,797
Capitalized research and development costs included in inventory	$ 813	$ 776