Intangible Assets (Text Block)

9 Months Ended

Sep. 30, 2016

Intangible Assets, Net (Excluding Goodwill) [Abstract]

Intangible Assets

The gross carrying amount and accumulated amortization of our intangible assets, other than goodwill, were as follows:



	September 30, 2016							December 31, 2015
	Gross Assets		Accumulated Amortization			Net		Gross Assets		Accumulated Amortization			Net
	(in thousands)
Core-developed technology	$	392,752	$	(370,894	)	$	21,858	$	388,981	$	(358,092	)	$	30,889
Customer contracts and relationships	236,974		(176,528		)	60,446		238,379		(168,885		)	69,494
Trademarks and trade names	64,010		(63,619		)	391		64,069		(62,571		)	1,498
Other	11,080		(11,042		)	38		11,078		(11,027		)	51
Total intangible assets	$	704,816	$	(622,083	)	$	82,733	$	702,507	$	(600,575	)	$	101,932

A summary of intangible asset activity is as follows:



	Nine Months Ended September 30,
	2016		2015
	(in thousands)
Beginning balance, intangible assets, gross	$	702,507	$	748,148
Intangible assets acquired	—		4,827
Intangible assets impaired	—		(497		)
Effect of change in exchange rates	2,309		(41,245		)
Ending balance, intangible assets, gross	$	704,816	$	711,233

Intangible assets acquired during the nine months ended September 30, 2015 were related to the Temetra Limited acquisition on August 26, 2015. Intangible assets impaired during the nine months ended September 30, 2015 includes purchased software licenses to be sold to others. This amount was expensed as part of cost of revenues in the Consolidated Statement of Operations.

Estimated future annual amortization expense is as follows:



Year Ending December 31,	Estimated Annual Amortization
	(in thousands)
2016 (amount remaining at September 30, 2016)	$	6,304
2017	18,706
2018	13,015
2019	10,220
2020	8,328
Beyond 2020	26,160
Total intangible assets subject to amortization	$	82,733