Business Group Information (Tables)

6 Months Ended

Jul. 03, 2016

Segment Reporting [Abstract]

Summary Of Financial Information For Each Of Our Business Groups

Summary financial information for each of our business groups follows:

	Revenue				Operating Earnings
Three Months Ended	July 3, 2016		July 5, 2015		July 3, 2016			July 5, 2015
Aerospace	$	2,134	$	2,258	$	434		$	439
Combat Systems	1,315		1,408		219			226
Information Systems and Technology	2,229		2,215		244			237
Marine Systems	1,987		2,001		181			187
Corporate*	—		—		(8		)	(8		)
Total	$	7,665	$	7,882	$	1,070		$	1,081

Six Months Ended	July 3, 2016		July 5, 2015		July 3, 2016			July 5, 2015
Aerospace	$	4,121	$	4,366	$	845		$	870
Combat Systems	2,588		2,771		436			430
Information Systems and Technology	4,562		4,585		492			454
Marine Systems	4,118		3,944		373			375
Corporate*	—		—		(23		)	(21		)
Total	$	15,389	$	15,666	$	2,123		$	2,108

* Corporate operating results consist primarily of stock option expense.