Revenue (Tables)

3 Months Ended

Apr. 01, 2018

revenue, operating earnings and diluted earnings per share as follows:

Revenue by major products and services was as follows:



Three Months Ended	April 1, 2018		April 2, 2017
Aircraft manufacturing, outfitting and completions	$	1,366	$	1,629
Aircraft services	451		435
Pre-owned aircraft	8		10
Total Aerospace	1,825		2,074
Wheeled combat and tactical vehicles	625		560
Weapons systems, armament and munitions	383		346
Tanks and tracked vehicles	331		247
Engineering and other services	101		134
Total Combat Systems	1,440		1,287
C4ISR* solutions	1,098		1,088
Information technology (IT) services	1,138		1,058
Total Information Systems and Technology	2,236		2,146
Nuclear-powered submarines	1,296		1,204
Surface combatants	265		247
Auxiliary and commercial ships	218		143
Repair and other services	255		340
Total Marine Systems	2,034		1,934
Total revenue	$	7,535	$	7,441

* Command, control, communications, computers, intelligence, surveillance and reconnaissance.

Revenue by contract type was as follows:



Three Months Ended April 1, 2018	Aerospace		Combat Systems		Information Systems and Technology		Marine Systems		Total Revenue
Fixed-price	$	1,668	$	1,253	$	1,007	$	1,305	$	5,233
Cost-reimbursement	—		179		1,017		728		1,924
Time-and-materials	157		8		212		1		378
Total revenue	$	1,825	$	1,440	$	2,236	$	2,034	$	7,535
Three Months Ended April 2, 2017
Fixed-price	$	1,902	$	1,073	$	930	$	1,130	$	5,035
Cost-reimbursement	—		207		1,010		801		2,018
Time-and-materials	172		7		206		3		388
Total revenue	$	2,074	$	1,287	$	2,146	$	1,934	$	7,441

Revenue by customer was as follows:



Three Months Ended April 1, 2018	Aerospace		Combat Systems		Information Systems and Technology		Marine Systems		Total Revenue
U.S. government:
Department of Defense (DoD)	$	41	$	607	$	1,175	$	1,950	$	3,773
Non-DoD	—		1		755		—		756
Foreign Military Sales (FMS)	16		69		15		29		129
Total U.S. government	57		677		1,945		1,979		4,658
U.S. commercial	842		58		67		53		1,020
Non-U.S. government	10		697		173		2		882
Non-U.S. commercial	916		8		51		—		975
Total revenue	$	1,825	$	1,440	$	2,236	$	2,034	$	7,535
Three Months Ended April 2, 2017
U.S. government:
DoD	$	40	$	609	$	1,142	$	1,837	$	3,628
Non-DoD	—		2		698		—		700
FMS	9		108		12		58		187
Total U.S. government	49		719		1,852		1,895		4,515
U.S. commercial	936		61		89		33		1,119
Non-U.S. government	5		502		176		4		687
Non-U.S. commercial	1,084		5		29		2		1,120
Total revenue	$	2,074	$	1,287	$	2,146	$	1,934	$	7,441