GOODWILL AND INTANGIBLE ASSETS

Goodwill

The Company monitors the recoverability of goodwill recorded in connection with acquisitions, by reporting unit, annually, or more often if events or changes in circumstances indicate that the carrying amount may not be recoverable.

There were no changes to goodwill for the six months ended December 29, 2018.

No indicators or instances of impairment were identified in the six months and fiscal year ended December 29, 2018 and June 30, 2018, respectively.

Intangible assets consisted of the following:



	December 29, 2018						June 30, 2018
	Original Cost		Accumulated Amortization		Net		Original Cost		Accumulated Amortization		Net
	(in thousands)
Intellectual property	$	488,846	$	437,652	$	51,194	$	485,465	$	423,869	$	61,596
Customer relationships	116,505		104,557		11,948		116,294		103,217		13,077
Trade name	9,974		8,745		1,229		9,340		8,588		752
Patents	2,500		2,500		—		2,500		2,469		31
Total amortizable purchased intangible assets	617,825		553,454		64,371		613,599		538,143		75,456
IPR&D	2,790		—		2,790		2,790		—		2,790
Total purchased intangible assets	$	620,615	$	553,454	$	67,161	$	616,389	$	538,143	$	78,246

The following table presents the amortization expense of intangible assets and its presentation in the Condensed Consolidated Statements of Income:



	Three Months Ended				Six Months Ended
	December 29, 2018		December 30, 2017		December 29, 2018		December 30, 2017
	(in thousands)
Cost of goods sold	$	6,868	$	11,140	$	13,783	$	22,204
Intangible asset amortization	756		995		1,529		2,747
Total intangible asset amortization expenses	$	7,624	$	12,135	$	15,312	$	24,951

The following table represents the estimated future amortization expense of intangible assets as of December 29, 2018:



Fiscal Year	Amount
	(in thousands)
Remaining six months of 2019	$	10,918
2020	15,068
2021	13,368
2022	7,689
2023	7,205
Thereafter	10,123
Total intangible assets	$	64,371