Goodwill and Identifiable Intangible Assets (Tables)

6 Months Ended

Jun. 28, 2013

Goodwill And Intangible Assets Disclosure [Abstract]

The table below presents the changes in goodwill by segment for the first half period ended June 28, 2013.


	C³ISR		Electronic Systems			P&LS			NSS			Consolidated Total
	(in millions)
Balance at December 31, 2012	$	797	$	4,804		$	1,175		$	968		$	7,744
Business dispositions		—		(2	)		—			—			(2	)
Foreign currency translation adjustments⁽¹⁾		—		(26	)		(13	)		(1	)		(40	)

Balance at June 28, 2013	$	797	$	4,776		$	1,162		$	967		$	7,702

⁽¹⁾	The decreases in goodwill presented in the Electronic Systems, P&LS and NSS segments were primarily due to the strengthening of the U.S. dollar against the Canadian dollar, British pound and Euro during the first half period ended June 28, 2013.

Identifiable Intangible Assets

Identifiable Intangible Assets. Information on the Company’s identifiable intangible assets that are subject to amortization is presented in the table below.


	June 28, 2013								December 31, 2012
	Weighted Average Amortization Period		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
	(in years)						(in millions)
Customer contractual relationships		19	$	459	$	238	$	221	$	460	$	225	$	235
Technology		11		164		103		61		164		98		66
Other		18		27		15		12		27		14		13

Total		17	$	650	$	356	$	294	$	651	$	337	$	314

Amortization Expense

Amortization expense recorded by the Company for its identifiable intangible assets is presented in the table below.


	Second Quarter Ended				First Half Ended
	(in millions)
	June 28, 2013		June 29, 2012		June 28, 2013		June 29, 2012
Amortization Expense	$	10	$	10	$	19	$	21

Estimated Amortization Expense

Based on gross carrying amounts at June 28, 2013, the Company’s estimate of amortization expense for identifiable intangible assets for the years ending December 31, 2013 through 2017 are presented in the table below.


	Year Ending December 31,
	2013		2014		2015		2016		2017
	(in millions)
Estimated amortization expense	$	38	$	42	$	37	$	31	$	30