Business Group Information (Tables)

3 Months Ended

Apr. 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	April 3, 2016		April 5, 2015		April 3, 2016			April 5, 2015
Aerospace	$	1,987	$	2,108	$	411		$	431
Combat Systems	1,273		1,363		217			204
Information Systems and Technology	2,333		2,370		248			217
Marine Systems	2,131		1,943		192			188
Corporate*	—		—		(15		)	(13		)
Total	$	7,724	$	7,784	$	1,053		$	1,027

* Corporate operating results consist primarily of stock option expense.