Goodwill and Acquired Intangibles (Tables)

3 Months Ended

Mar. 30, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in the carrying amount of goodwill

The changes in the carrying amount of goodwill during the three months ended March 30, 2019 were as follows:

	Gross Carrying Amount
	(In thousands)
Balance as of December 29, 2018	$	662,272
Effect of foreign currency translation	599
Balance as of March 30, 2019	$	662,871

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

Acquired intangibles as of December 29, 2018 were as follows, excluding intangibles that were fully amortized as of December 30, 2017:

	Gross Carrying Amount		Accumulated Amortization			Acquired Intangibles, Net
	(In thousands)
Existing technology	$	330,500	$	(225,383	)	$	105,117
Agreements and relationships	146,426		(100,211		)	46,215
Tradenames, trademarks and patents	10,718		(8,093		)	2,625
Total acquired intangibles with definite lives	487,644		(333,687		)	153,957
In-process technology	71,500		—			71,500
Total acquired intangibles	$	559,144	$	(333,687	)	$	225,457

Acquired intangibles as of March 30, 2019 were as follows, excluding intangibles that were fully amortized as of December 29, 2018:

	Gross Carrying Amount		Accumulated Amortization			Acquired Intangibles, Net
	(In thousands)
Existing technology	$	363,143	$	(215,612	)	$	147,531
Agreements and relationships	146,448		(103,596		)	42,852
Tradenames, trademarks and patents	7,600		(5,185		)	2,415
Total acquired intangibles with definite lives	517,191		(324,393		)	192,798
In-process technology	19,500		—			19,500
Total acquired intangibles	$	536,691	$	(324,393	)	$	212,298

Amortization of acquired intangibles

Amortization of acquired intangibles for the three months ended March 30, 2019 and March 31, 2018 was as follows:

	Three Months Ended
	March 30, 2019		March 31, 2018
	(In thousands)
Cost of product and maintenance	$	9,854	$	10,277
Amortization of acquired intangibles	3,308		3,630
Total amortization of acquired intangibles	$	13,162	$	13,907

Estimated amortization expense

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

	(In thousands)
2019 – remaining period	$	39,919
2020	49,422
2021	44,758
2022	26,453
2023	13,967
Thereafter	18,279
Total estimated amortization expense	$	192,798