Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of recorded value and accumulated amortization of major classes of intangible assets

The recorded value and accumulated amortization of major classes of intangible assets were as follows (in thousands):

	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Balance, March 31, 2016
Licenses	$	11,256	$	(7,342	)	$	3,914
Technology acquired in acquisitions	8,613		(8,613		)	—
Customer relationships and other intangible assets acquired in acquisitions	35,849		(15,951		)	19,898
	$	55,718	$	(31,906	)	$	23,812
Balance, December 31, 2015
Licenses	$	11,454	$	(7,280	)	$	4,174
Technology acquired in acquisitions	8,613		(8,613		)	—
Customer relationships and other intangible assets acquired in acquisitions	35,849		(14,782		)	21,067
	$	55,916	$	(30,675	)	$	25,241

Schedule of expected future annual amortization expense of intangible assets

The following table summarizes the expected future annual amortization expense of intangible assets recorded on the Company’s Condensed Consolidated Balance Sheet as of March 31, 2016, assuming no impairment charges (in thousands):

For the Years Ending December 31,	Amortization Expense
2016 (remaining nine months)	$	4,361
2017	5,448
2018	5,144
2019	4,168
2020	3,891
Thereafter	800
Total expected future amortization	$	23,812