Intangible Assets and Goodwill (Tables)

12 Months Ended

Dec. 31, 2015

The following tables present goodwill information for each of the reportable segments for the years ended December 31, 2015 and December 31, 2014:



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



	As of December 31, 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



Reportable Segment:	December 31, 2013		Addition to Goodwill		Impairment Charge of Goodwill		December 31, 2014

MID	$	19,905	$	—	$	—	$	19,905
CRD	96,994		—		—		96,994
Total	$	116,899	$	—	$	—	$	116,899



	As of December 31, 2014
Reportable Segment:	Gross Carrying Amount		Accumulated Impairment Losses			Net Carrying Amount

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 December 31, 2015 and December 31, 2014 were as follows:



		As of December 31, 2015
	Useful Life	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
		(In thousands)
Existing technology	3 to 10 years	$	185,321	$	(127,028	)	$	58,293
Customer contracts and contractual relationships	1 to 10 years	31,093		(25,120		)	5,973
Non-compete agreements	3 years	300		(300		)	—
Total intangible assets		$	216,714	$	(152,448	)	$	64,266



		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 December 31, 2015 was as follows (amounts in thousands):