Goodwill and Acquired Intangibles (Tables)

9 Months Ended

Oct. 01, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in the carrying amount of goodwill

The changes in the carrying amount of goodwill during the nine months ended October 1, 2016 were as follows:

	Gross Carrying Amount
	(In thousands)
Balance as of January 2, 2016	$	551,772
Goodwill resulting from acquisitions	23,579
Effect of foreign currency translation	(1,461		)
Balance as of October 1, 2016	$	573,890

Schedule of acquired intangibles with finite and indefinite lives (excluding goodwill)

Acquired intangibles as of October 1, 2016 were as follows, excluding intangibles that were fully amortized as of January 2, 2016:

	Gross Carrying Amount		Accumulated Amortization			Acquired Intangibles, Net
	(In thousands)
Existing technology	$	342,427	$	(150,109	)	$	192,318
Agreements and relationships	174,709		(97,010		)	77,699
Tradenames, trademarks and patents	9,807		(6,443		)	3,364
Total acquired intangibles	$	526,943	$	(253,562	)	$	273,381

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

Amortization of acquired intangibles

Amortization of acquired intangibles for the three and nine months ended October 1, 2016 and October 3, 2015 was as follows:

	Three Months Ended				Nine Months Ended
	October 1, 2016		October 3, 2015		October 1, 2016		October 3, 2015
	(In thousands)
Cost of product and maintenance	$	10,593	$	10,107	$	31,802	$	30,385
Amortization of acquired intangibles	3,889		5,687		14,206		18,037
Total amortization of acquired intangibles	$	14,482	$	15,794	$	46,008	$	48,422

Estimated amortization expense

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

	(In thousands)
2016 – remaining period	$	14,478
2017	56,075
2018	52,273
2019	45,243
2020	40,036
Thereafter	65,276
Total estimated amortization expense	$	273,381