Goodwill and Intangible Assets, Net (Tables)

6 Months Ended

Jun. 30, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

Changes in the carrying amount of goodwill were as follows:

(In thousands)
Balance at December 31, 2015	$	43,116
Foreign exchange effects	15
Balance at June 30, 2016	$	43,131

Schedule of Components of Intangible Assets

The components of intangible assets, net were as follows:

	June 30, 2016							December 31, 2015
(In thousands)	Gross (1)		Accumulated Amortization (1)			Net		Gross (1)		Accumulated Amortization (1)			Net
Distribution rights	$	318	$	(111	)	$	207	$	312	$	(96	)	$	216
Patents	11,562		(4,595		)	6,967		11,425		(4,737		)	6,688
Trademarks and trade names	2,399		(1,181		)	1,218		2,401		(1,053		)	1,348
Developed and core technology	12,584		(3,080		)	9,504		12,587		(2,144		)	10,443
Capitalized software development costs	291		(139		)	152		167		(97		)	70
Customer relationships	27,691		(14,939		)	12,752		27,715		(13,554		)	14,161
Total intangible assets, net	$	54,845	$	(24,045	)	$	30,800	$	54,607	$	(21,681	)	$	32,926

⁽¹⁾  This table excludes the gross value of fully amortized intangible assets totaling $9.7 million and $9.0 million at June 30, 2016 and December 31, 2015, respectively.

Intangible Assets Amortization Expense

Amortization expense by income statement caption was as follows:

	Three Months Ended June 30,				Six Months Ended June 30,
(In thousands)	2016		2015		2016		2015
Cost of sales	$	21	$	34	$	42	$	69
Selling, general and administrative expenses	1,534		1,015		3,067		2,019
Total amortization expense	$	1,555	$	1,049	$	3,109	$	2,088

Schedule of Estimated Future Amortization Expense

Estimated future annual amortization expense related to our intangible assets at June 30, 2016, is as follows:

(In thousands)
2016 (remaining 6 months)	$	3,188
2017	6,321
2018	6,272
2019	6,227
2020	5,117
Thereafter	3,675
Total	$	30,800