Goodwill and Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of Intangible Assets

Intangible assets are summarized as follows (see Note 8) (amounts in thousands):

	As of June 30, 2016
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Weighted Average Amortization Period
Amortizing intangible assets:
Technology	$	28,050	$	(17,818	)	$	10,232	4.7 years
Customer relationships	16,016		(7,777		)	8,239		5.8 years
Trade names	1,298		(1,271		)	27		2.6 years
Non-compete agreements	1,448		(1,079		)	369		1.7 years
Patents	3,690		(1,034		)	2,656		10.4 years
Other	262		(235		)	27		3.0 years
Total	$	50,764	$	(29,214	)	$	21,550

	As of December 31, 2015
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Weighted Average Amortization Period
Amortizing intangible assets:
Technology	$	28,005	$	(15,723	)	$	12,282	4.7 years
Customer relationships	16,008		(6,873		)	9,135		5.8 years
Trade names	1,287		(1,250		)	37		2.6 years
Non-compete agreements	1,446		(936		)	510		1.7 years
Patents	3,440		(848		)	2,592		10.4 years
Other	312		(249		)	63		3.0 years
Total	$	50,498	$	(25,879	)	$	24,619

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

Estimated amortization expense for the next five years is as follows (amounts in thousands):  

	Estimated Amortization Expense
2016	$	3,326
2017	4,934
2018	2,827
2019	2,608
2020	2,417
Thereafter	5,438
Total	$	21,550