Intangible Asset and Goodwill (Tables)

9 Months Ended

Sep. 30, 2015

The following tables present goodwill information for each of the reportable segments for the nine months ended September 30, 2015:



Reportable Segment:	As of December 31, 2014		Additions to Goodwill		Impairment Charge of Goodwill		As of September 30, 2015
	(In thousands)
MID	$	19,905	$	—	$	—	$	19,905
CRD	96,994		—		—		96,994
Total	$	116,899	$	—	$	—	$	116,899



	As of
	September 30, 2015
Reportable Segment:	Gross Carrying Amount		Accumulated Impairment Losses			Net Carrying Amount
	(In thousands)
MID	$	19,905	$	—		$	19,905
CRD	96,994		—			96,994
Other	21,770		(21,770		)	—
Total	$	138,669	$	(21,770	)	$	116,899

The components of the Company’s intangible assets as of September 30, 2015 and December 31, 2014 were as follows:



		As of September 30, 2015
	Useful Life	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
		(In thousands)
Existing technology	3 to 10 years	$	185,321	$	(121,485	)	$	63,836
Customer contracts and contractual relationships	1 to 10 years	31,093		(24,503		)	6,590
Non-compete agreements	3 years	300		(300		)	—
Total intangible assets		$	216,714	$	(146,288	)	$	70,426



		As of December 31, 2014
	Useful Life	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
		(In thousands)
Existing technology	3 to 10 years	$	185,321	$	(104,426	)	$	80,895
Customer contracts and contractual relationships	1 to 10 years	31,093		(22,617		)	8,476
Non-compete agreements	3 years	300		(300		)	—
Total intangible assets		$	216,714	$	(127,343	)	$	89,371

The estimated future amortization expense of intangible assets as of September 30, 2015 was as follows (amounts in thousands):