Consolidated Statements of Earnings and Comprehensive Income - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Revenues	$ 35,667	$ 36,799	$ 33,841
Operating income	5,651	4,065	3,969
Operating costs and expenses
General and administrative expenses	3,597	3,413	3,290
Total operating costs and expenses	31,996	32,734	29,872
Gain on sale of business	1,980	0	0
Operating income	5,651	4,065	3,969
Other (expense) income
Interest expense	(556)	(593)	(528)
Non-operating FAS pension benefit	1,469	1,198	800
Mark-to-market pension and OPB benefit (expense)	2,355	(1,034)	(1,800)
Other, net	19	92	107
Earnings before income taxes	8,938	3,728	2,548
Federal and foreign income tax expense	1,933	539	300
Net earnings	$ 7,005	$ 3,189	$ 2,248
Basic earnings per share
Basic earnings per share	$ 43.70	$ 19.08	$ 13.28
Weighted-average common shares outstanding, in millions	160.3	167.1	169.3
Diluted earnings per share
Diluted earnings per share	$ 43.54	$ 19.03	$ 13.22
Weighted-average diluted shares outstanding, in millions	160.9	167.6	170.0
Net earnings (from above)	$ 7,005	$ 3,189	$ 2,248
Other comprehensive loss
Change in unamortized prior service credit, net of tax expense of $2 in 2021, $14 in 2020 and $15 in 2019	(8)	(41)	(47)
Change in cumulative translation adjustment and other, net	(7)	10	2
Other comprehensive loss, net of tax	(15)	(31)	(45)
Comprehensive income	6,990	3,158	2,203
Product [Member]
Cost of Goods and Services Sold	22,309	21,559	18,675
Revenues	27,868	27,015	23,852
Service [Member]
Cost of Goods and Services Sold	6,090	7,762	7,907
Revenues	$ 7,799	$ 9,784	$ 9,989