Business Acquisitions (Tables)

3 Months Ended

Mar. 31, 2014

Business Acquisition [Line Items]

Schedule of Acquired Intangible Assets

Acquired intangible assets that are subject to amortization consist of the following as of March 31, 2014 and December 31, 2013 (in thousands):

	March 31, 2014							December 31, 2013
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Completed technology	$	92,431	$	(38,631	)	$	53,800	$	65,631	$	(35,476	)	$	30,155
Customer-related intangible assets	173,600		(78,708		)	94,892		115,100		(75,563		)	39,537
Non-compete agreements	8,890		(3,060		)	5,830		7,950		(2,623		)	5,327
Trademarks and trade names	4,200		(1,101		)	3,099		3,400		(990		)	2,410
Acquired license rights	490		(490		)	—		490		(490		)	—
Total	$	279,611	$	(121,990	)	$	157,621	$	192,571	$	(115,142	)	$	77,429

Prolexic Technologies, Inc.

Business Acquisition [Line Items]

Schedule of Preliminary Allocation of the Purchase Price

The following table presents the preliminary allocation of the purchase price for Prolexic (in thousands):

Total purchase consideration	$	392,219
Allocation of the purchase consideration:
Cash	$	33,072
Accounts receivable	11,306
Property and equipment	12,169
Identifiable intangible assets	87,040
Goodwill	293,412
Deferred tax assets	16,000
Other current and long-term assets	5,883
Total assets acquired	458,882
Other current liabilities	(7,501		)
Current deferred revenue	(5,812		)
Deferred tax liabilities	(33,723		)
Debt, capital leases and other long-term liabilities	(19,627		)
Total liabilities assumed	(66,663		)
Net assets acquired	$	392,219

Schedule of Acquired Intangible Assets

The following were the identified intangible assets acquired and their respective weighted average useful lives, as determined based on preliminary valuations (in thousands, except for years):

	Gross Carrying Amount		Weighted Average Useful Life (in years)
Completed technologies	$	26,800	6.9
Customer-related intangible assets	58,500		10.4
Non-compete agreements	940		3.0
Trademark	800		4.9
Total	$	87,040