Segment Information (Tables)

12 Months Ended

Dec. 31, 2012

Summary of Segment Information

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

	Year Ended December 31,
	2012			2011			2010
	(in millions)
Net Sales
Products
Electronic Systems	$	4,745		$	4,737		$	4,872
C3ISR		2,002			2,005			1,867
AM&M		813			751			811
NSS		98			153			187
Elimination of intercompany sales		(123	)		(94	)		(157	)
Total products sales		7,535			7,552			7,580
Services
Electronic Systems		1,111			1,037			1,020
C3ISR		1,610			1,488			1,390
AM&M		1,919			1,898			2,220
NSS		1,292			1,465			1,458
Elimination of intercompany sales		(321	)		(282	)		(278	)
Total services sales		5,611			5,606			5,810
Consolidated total	$	13,146		$	13,158		$	13,390
Operating Income
Electronic Systems	$	672		$	719		$	794
C3ISR		364			394			365
AM&M		236			228			225
NSS		79			101			101
Segment Total	$	1,351		$	1,442		$	1,485
Impairment charge(1)		—			43			—
Consolidated total	$	1,351		$	1,399		$	1,485
Depreciation and amortization
Electronic Systems	$	147		$	148		$	133
C3ISR		47			44			41
AM&M		20			19			19
NSS		14			19			19
Consolidated total	$	228		$	230		$	212
Capital Expenditures
Electronic Systems	$	96		$	97		$	106
C3ISR		92			71			62
AM&M		15			13			6
NSS		5			5			4
Corporate		2			1			—
Consolidated total	$	210		$	187		$	178
Total Assets
Electronic Systems	$	8,062		$	7,559		$	7,812
C3ISR		2,030			2,017			1,919
AM&M		1,997			1,929			1,962
NSS		1,228			1,317			1,418
Corporate		509			957			578
Assets of discontinued operations		—			1,729			1,762
Consolidated total	$	13,826		$	15,508		$	15,451

⁽¹⁾  Represents a non-cash goodwill impairment charge recorded in the fourth quarter of 2011 due to a decline in the estimated fair value of the Marine Services business, within the Electronic Systems segment.

Company's Sales Attributable to U.S. Customers and Foreign Customers

The Company’s sales attributable to U.S. and foreign customers, based on location of the customer, are summarized in the table below.

	Year Ended December 31,
	2012		2011		2010
	(in millions)
U.S.	$	10,698	$	11,068	$	11,490
Foreign:
United Kingdom		363		310		231
Canada		314		328		305
Germany		260		246		215
Australia		187		118		164
Italy		114		98		68
South Korea		103		93		100
China		78		73		65
Other		1,029		824		752
Total foreign		2,448		2,090		1,900
Consolidated	$	13,146	$	13,158	$	13,390

Net Sales to Principal Customers

Net sales to principal customers are summarized in the table below.

	Year Ended December 31,
	2012		2011		2010
	(in millions)
U.S. Government agencies(1)	$	10,026	$	10,439	$	10,803
Commercial		1,657		1,527		1,446
Allied foreign governments(1)		1,463		1,192		1,141
Consolidated	$	13,146	$	13,158	$	13,390

⁽¹⁾  Includes sales for which the Company is the prime contractor as well as sales based on the ultimate end customer for which the Company is a subcontractor.