Goodwill and Acquired Intangibles (Tables)

12 Months Ended

Jan. 02, 2016

The changes in the carrying amount of goodwill during fiscal 2015 and 2014 were as follows:



	Gross Carrying Amount
	(In thousands)
Balance as of December 28, 2013	$	456,905
Goodwill resulting from acquisitions	102,025
Measurement period adjustments	(3,476		)
Effect of foreign currency translation	(1,687		)
Balance as of January 3, 2015	553,767
Effect of foreign currency translation	(1,995		)
Balance as of January 2, 2016	$	551,772

Acquired intangibles as of January 2, 2016 were as follows, excluding intangibles that were fully amortized as of January 3, 2015:



	Gross Carrying Amount		Accumulated Amortization			Acquired Intangibles, Net
	(In thousands)
Existing technology	$	329,627	$	(124,097	)	$	205,530
Agreements and relationships	173,325		(86,808		)	86,517
Tradenames, trademarks and patents	10,119		(5,684		)	4,435
Total acquired intangibles	513,071		(216,589		)	296,482

Acquired intangibles as of January 3, 2015 were as follows, excluding intangibles that were fully amortized as of December 28, 2013:



	Gross Carrying Amount		Accumulated Amortization			Acquired Intangibles, Net
	(In thousands)
Existing technology	$	328,325	$	(84,822	)	$	243,503
Agreements and relationships	175,202		(65,512		)	109,690
Tradenames, trademarks and patents	10,619		(4,480		)	6,139
Total acquired intangibles with definite lives	514,146		(154,814		)	359,332
In-process technology	1,600		—			1,600
Total acquired intangibles	$	515,746	$	(154,814	)	$	360,932

Amortization expense for fiscal 2015, 2014 and 2013, by consolidated income statement caption, was as follows:



	2015		2014		2013
	(In thousands)
Cost of product and maintenance	$	40,532	$	36,907	$	24,023
Amortization of acquired intangibles	23,716		24,017		19,416
Total amortization of acquired intangibles	$	64,248	$	60,924	$	43,439

Estimated amortization expense for intangible assets with definite lives for the following five fiscal years and thereafter is as follows:



	(In thousands)
2016	$	57,450
2017	52,770
2018	49,112
2019	43,132
2020	37,944
Thereafter	56,074
Total estimated amortization expense	$	296,482