Goodwill and Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2014

Goodwill And Intangible Assets Disclosure [Abstract]

Changes in Carrying Value of Goodwill

The change in the carrying value of goodwill, all of which is included in our Enterprise Networks division, for the three months ended March 31, 2014 is as follows:

(In thousands)
Balance, December 31, 2013	$	3,492
Acquisitions		—
Impairment losses		—
Balance, March 31, 2014	$	3,492
Balance as of March 31, 2014
Goodwill	$	3,492
Accumulated impairment losses		—
Total goodwill	$	3,492

Summary of Intangible Assets

The following table presents our intangible assets as of March 31, 2014 and December 31, 2013:

(In thousands)	March 31, 2014							December 31, 2013
	Gross Value		Accumulated Amortization			Net Value		Gross Value		Accumulated Amortization			Net Value
Customer relationships	$	6,963	$	(1,742	)	$	5,221	$	6,996	$	(1,555	)	$	5,441
Developed technology		6,392		(2,939	)		3,453		6,537		(2,692	)		3,845
Intellectual property		2,340		(1,269	)		1,071		2,340		(1,185	)		1,155
Trade names		270		(160	)		110		270		(145	)		125
Other		14		(9	)		5		14		(8	)		6
Total	$	15,979	$	(6,119	)	$	9,860	$	16,157	$	(5,585	)	$	10,572

Estimated Future Amortization Expense Related to Intangible Assets

As of March 31, 2014, the estimated future amortization expense of our intangible assets is as follows:

(In thousands)	Amount
Remainder of 2014	$	1,718
2015		2,168
2016		1,893
2017		1,290
2018		782
Thereafter		2,009
Total	$	9,860