Intangible Assets

9 Months Ended

Jul. 03, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Intangible Assets

INTANGIBLE ASSETS

Amortization expense related to intangible assets is as follows (in thousands):

	Three Months Ended				Nine Months Ended
	July 3, 2020		June 28, 2019		July 3, 2020		June 28, 2019
Cost of revenue	$	4,348	$	8,139	$	13,115	$	24,074
Selling, general and administrative	8,071		13,723		24,797		38,115
Total	$	12,419	$	21,862	$	37,912	$	62,189

Intangible assets consist of the following (in thousands):

	July 3, 2020		September 27, 2019
Acquired technology	$	179,434	$	179,682
Customer relationships	245,870		245,870
Trade name (indefinite-lived)	3,400		3,400
Total	428,704		428,952
Less accumulated amortization	(285,387)		(247,724)
Intangible assets — net	$	143,317	$	181,228

A summary of the activity in gross intangible assets and goodwill is as follows (in thousands):

	Intangible Assets
	Total Intangible Assets		Acquired Technology		Customer Relationships		Trade Name		Goodwill
Balance at September 27, 2019	$	428,952	$	179,682	$	245,870	$	3,400	$	314,727
Disposal of a fully amortized intangible asset	(248)		(248)		—		—		—
Currency translation adjustment	—		—		—		—		52
Balance at July 3, 2020	$	428,704	$	179,434	$	245,870	$	3,400	$	314,779

As of July 3, 2020, our estimated amortization of our intangible assets in future fiscal years was as follows (in thousands):

	2020 Remaining		2021	2022	2023	2024	Thereafter	Total
Amortization expense	$	12,418	46,213	33,433	26,048	15,410	6,395	$	139,917

Accumulated amortization for acquired technology and customer relationships were $147.7 million and $137.7 million, respectively, as of July 3, 2020, and $134.8 million and $112.9 million, respectively, as of September 27, 2019.