Goodwill and Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

The changes in the carrying amount of goodwill for the three months endedMarch 31, 2018 are as follows (amounts in thousands):

	Business		Consumer		Consolidated
Balance as of December 31, 2017	$	72,507	$	8,024	$	80,531
Adjustments to goodwill:
Foreign exchange adjustment	64		—		64
Balance as of March 31, 2018	$	72,571	$	8,024	$	80,595

Summary of Intangible Assets

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

	As of March 31, 2018
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Weighted Average Amortization Period
Amortizing intangible assets:
Technology	$	29,090	$	(22,554	)	$	6,536	5.3 years
Customer relationships	15,984		(10,788		)	5,196		8.0 years
Trade names	1,290		(1,288		)	2		2.1 years
Non-compete agreements	1,440		(1,440		)	—		2.3 years
Patents	1,702		(526		)	1,176		13.2 years
Other	262		(235		)	27		2.7 years
Total	$	49,768	$	(36,831	)	$	12,937

	As of December 31, 2017
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Weighted Average Amortization Period
Amortizing intangible assets:
Technology	$	27,882	$	(22,197	)	$	5,685	5.3 years
Customer relationships	15,978		(10,457		)	5,521		8.0 years
Trade names	1,289		(1,283		)	6		2.1 years
Non-compete agreements	1,439		(1,439		)	—		2.3 years
Patents	1,620		(493		)	1,127		13.1 years
Other	262		(235		)	27		2.7 years
Total	$	48,470	$	(36,104	)	$	12,366

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
2018	$	2,134
2019	2,639
2020	2,450
2021	2,234
2022	1,889
Thereafter	1,591
Total	$	12,937