Revenue (Tables)

9 Months Ended

Sep. 27, 2020

The aggregate impact of adjustments in contract estimates increased our revenue, operating earnings and diluted earnings per share as follows:

Revenue by major products and services was as follows:



	Three Months Ended				Nine Months Ended
	September 27, 2020		September 29, 2019		September 27, 2020		September 29, 2019
Aircraft manufacturing and completions	$	1,546	$	1,972	$	4,303	$	5,304
Aircraft services	429		523		1,337		1,567
Total Aerospace	1,975		2,495		5,640		6,871
Military vehicles	1,179		1,137		3,428		3,361
Weapons systems, armament and munitions	496		474		1,444		1,336
Engineering and other services	126		129		391		338
Total Combat Systems	1,801		1,740		5,263		5,035
IT services	2,029		2,071		5,901		6,398
Total Information Technology	2,029		2,071		5,901		6,398
C4ISR solutions	1,221		1,220		3,518		3,655
Total Mission Systems	1,221		1,220		3,518		3,655
Nuclear-powered submarines	1,704		1,567		4,972		4,482
Surface ships	461		402		1,433		1,376
Repair and other services	240		266		717		760
Total Marine Systems	2,405		2,235		7,122		6,618
Total revenue	$	9,431	$	9,761	$	27,444	$	28,577

Revenue by contract type was as follows:



Three Months Ended September 27, 2020	Aerospace		Combat Systems		Information Technology		Mission Systems		Marine Systems		Total Revenue
Fixed-price	$	1,821	$	1,552	$	806	$	694	$	1,641	$	6,514
Cost-reimbursement	—		231		846		478		763		2,318
Time-and-materials	154		18		377		49		1		599
Total revenue	$	1,975	$	1,801	$	2,029	$	1,221	$	2,405	$	9,431
Three Months Ended September 29, 2019
Fixed-price	$	2,306	$	1,501	$	824	$	719	$	1,517	$	6,867
Cost-reimbursement	—		230		838		458		716		2,242
Time-and-materials	189		9		409		43		2		652
Total revenue	$	2,495	$	1,740	$	2,071	$	1,220	$	2,235	$	9,761

Revenue by customer was as follows:



Three Months Ended September 27, 2020	Aerospace		Combat Systems		Information Technology		Mission Systems		Marine Systems		Total Revenue
U.S. government:
DoD	$	41	$	942	$	882	$	941	$	2,333	$	5,139
Non-DoD	—		3		1,088		112		1		1,204
Foreign Military Sales (FMS)	23		87		3		5		51		169
Total U.S. government	64		1,032		1,973		1,058		2,385		6,512
U.S. commercial	1,123		76		51		13		17		1,280
Non-U.S. government	59		678		5		134		2		878
Non-U.S. commercial	729		15		—		16		1		761
Total revenue	$	1,975	$	1,801	$	2,029	$	1,221	$	2,405	$	9,431
Three Months Ended September 29, 2019
U.S. government:
DoD	$	87	$	931	$	875	$	861	$	2,157	$	4,911
Non-DoD	—		3		1,141		135		—		1,279
FMS	18		58		3		12		43		134
Total U.S. government	105		992		2,019		1,008		2,200		6,324
U.S. commercial	1,365		62		52		33		31		1,543
Non-U.S. government	77		663		—		145		3		888
Non-U.S. commercial	948		23		—		34		1		1,006
Total revenue	$	2,495	$	1,740	$	2,071	$	1,220	$	2,235	$	9,761