Goodwill and Acquired Intangibles (Tables)

12 Months Ended

Dec. 28, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in the carrying amount of goodwill

The changes in the carrying amount of goodwill during fiscal 2019 and 2018 were as follows:

	Gross Carrying Amount
	(In thousands)
Balance as of December 30, 2017	$	666,009
Effect of foreign currency translation	(3,737		)
Balance as of December 29, 2018	662,272
Effect of foreign currency translation	(416		)
Balance as of December 28, 2019	$	661,856

Acquired intangibles with finite lives (excluding goodwill), excluding intangibles fully amortized at end of prior fiscal year

Acquired intangibles as of December 28, 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	$	363,142	$	(245,902	)	$	117,240
Agreements and relationships	146,395		(112,565		)	33,830
Tradenames, trademarks and patents	7,600		(5,795		)	1,805
Total acquired intangibles with definite lives	517,137		(364,262		)	152,875
In-process technology	19,500		—			19,500
Total acquired intangibles	$	536,637	$	(364,262	)	$	172,375

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

Amortization of acquired intangibles

Amortization expense for fiscal 2019, 2018 and 2017, by consolidated income statement caption, was as follows:

	2019		2018		2017
	(In thousands)
Cost of product and maintenance	$	40,951	$	39,247	$	41,781
Amortization of acquired intangibles	12,128		14,086		14,716
Total amortization of acquired intangibles	$	53,079	$	53,333	$	56,497

Estimated amortization expense

As of December 28, 2019, the estimated amortization expense for intangible assets with definite lives was as follows for the following five fiscal years and thereafter:

	(In thousands)
2020	$	49,419
2021	44,758
2022	26,453
2023	13,967
2024	12,618
Thereafter	5,660
Total estimated amortization expense	$	152,875