Goodwill and Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in Carrying Amount of Goodwill

The changes in the carrying amount of goodwill for the three months endedMarch 31, 2015 are as follows (amounts in thousands):

	Business			Consumer		Total
Balance as of December 31, 2014	$	72,824		$	8,024	$	80,848
Adjustments to goodwill:
Foreign exchange adjustment	(538		)	—		(538		)
Balance as of March 31, 2015	$	72,286		$	8,024	$	80,310

The changes in the carrying amount of goodwill for the year ended December 31, 2014 are as follows (amounts in thousands):

	Business		Consumer		Total
Balance as of December 31, 2013	$	24,700	$	8,024	$	32,724
Adjustments to goodwill:
Acquisitions	48,124		—		48,124
Balance as of December 31, 2014	$	72,824	$	8,024	$	80,848

Summary of Intangible Assets

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

	As of March 31, 2015
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Weighted Average Amortization Period
Amortizing intangible assets:
Technology	$	28,005	$	(12,379	)	$	15,626	5.3 years
Customer relationships	16,008		(4,818		)	11,190		7.9 years
Trade names	1,287		(946		)	341		2.8 years
Non-compete agreements	1,446		(721		)	725		2.3 years
Patents	3,290		(584		)	2,706		9.9 years
Other	312		(271		)	41		3.0 years
Total	$	50,348	$	(19,719	)	$	30,629

	As of December 31, 2014
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Weighted Average Amortization Period
Amortizing intangible assets:
Technology	$	27,844	$	(11,303	)	$	16,541	5.3 years
Customer relationships	16,008		(4,055		)	11,953		7.9 years
Trade names	1,287		(817		)	470		2.8 years
Non-compete agreements	1,446		(625		)	821		2.3 years
Patents	3,290		(500		)	2,790		9.9 years
Other	312		(267		)	45		3.0 years
Total	$	50,187	$	(17,567	)	$	32,620

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
2015	$	5,828
2016	6,755
2017	4,934
2018	2,815
2019	2,809
Thereafter	7,488
Total	$	30,629