Segment Information (Tables)

6 Months Ended

Jun. 27, 2014

Segment Reporting [Abstract]

Summary of Segment Information

The tables below present net sales, operating income, depreciation and amortization and total assets by reportable segment.

	Second Quarter Ended						First Half Ended
	June 27, 2014			June 28, 2013			June 27, 2014			June 28, 2013
	(in millions)
Net Sales:
Aerospace Systems	$	1,062		$	1,133		$	2,136		$	2,324
Electronic Systems		1,123			1,162			2,221			2,299
Communication Systems		538			606			1,055			1,181
NSS		336			333			641			664
Elimination of intercompany sales		(40	)		(45	)		(77	)		(82	)
Consolidated total	$	3,019		$	3,189		$	5,976		$	6,386
Operating Income:
Aerospace Systems	$	39		$	104		$	132		$	231
Electronic Systems		133			127			258			244
Communication Systems		48			40			98			85
NSS		19			19			37			40
Consolidated total	$	239		$	290		$	525		$	600
Depreciation and amortization:
Aerospace Systems	$	9		$	9		$	19		$	18
Electronic Systems		30			29			59			59
Communication Systems		13			11			25			23
NSS		3			3			6			6
Consolidated total	$	55		$	52		$	109		$	106

	June 27, 2014		December 31, 2013
	(in millions)
Total Assets:
Aerospace Systems	$	3,133	$	3,087
Electronic Systems		7,115		6,928
Communication Systems		2,097		2,130
NSS		1,339		1,247
Corporate		432		596
Consolidated total	$	14,116	$	13,988