Goodwill and Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2013

Goodwill And Intangible Assets Disclosure [Abstract]

Change 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 nine months ended September 30, 2013 is as follows:

(In thousands)
Balance, December 31, 2012	$	3,492
Acquisitions		—
Impairment losses		—
Balance, September 30, 2013	$	3,492
Balance as of September 30, 2013
Goodwill	$	3,492
Accumulated impairment losses		—
Total goodwill	$	3,492

Summary of Intangible Assets

The following table presents our intangible assets as of September 30, 2013 and December 31, 2012:

(In thousands)	September 30, 2013							December 31, 2012
	Gross Value		Accumulated Amortization			Net Value		Gross Value		Accumulated Amortization			Net Value
Customer relationships	$	6,906	$	(1,348	)	$	5,558	$	6,769	$	(766	)	$	6,003
Developed technology		6,481		(2,347	)		4,134		6,397		(1,354	)		5,043
Intellectual property		2,340		(1,102	)		1,238		2,340		(851	)		1,489
Trade names		270		(130	)		140		270		(85	)		185
Other		14		(6	)		8		13		(3	)		10
Total	$	16,011	$	(4,933	)	$	11,078	$	15,789	$	(3,059	)	$	12,730

Estimated Future Amortization Expense Related to Intangible Assets

As of September 30, 2013, the estimated future amortization expense of our intangible assets is as follows:

(In thousands)	Amount
Remainder of 2013	$	618
2014		2,315
2015		2,179
2016		1,905
2017		1,291
Thereafter		2,770
Total	$	11,078