Goodwill and Intangible Assets (Tables)

9 Months Ended

Mar. 28, 2015

Activity and goodwill balances for the nine months ended March 28, 2015 were as follows:

The useful lives of amortizable intangible assets are as follows:

Intangible assets consisted of the following:



	March 28, 2015						June 28, 2014
	Original Cost		Accumulated Amortization		Net		Original Cost		Accumulated Amortization		Net
	(in thousands)
Intellectual property	$	435,962	$	258,003	$	177,959	$	435,962	$	201,581	$	234,381
Customer relationships	120,230		79,744		40,486		120,230		69,064		51,166
Tradename	8,500		4,486		4,014		8,500		3,269		5,231
Backlog	—		—		—		1,000		1,000		—
Patent	2,500		776		1,724		2,500		386		2,114
Total amortizable purchased intangible assets	567,192		343,009		224,183		568,192		275,300		292,892
IPR&D	59,202		—		59,202		68,102		—		68,102
Total purchased intangible assets	$	626,394	$	343,009	$	283,385	$	636,294	$	275,300	$	360,994

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



	Three Months Ended				Nine Months Ended
	March 28, 2015		March 29, 2014		March 28, 2015		March 29, 2014
	(in thousands)
Cost of goods sold	$	18,750	$	18,542	$	56,250	$	45,732
Intangible asset amortization	3,977		4,863		12,459		13,267
Total intangible asset amortization expenses	$	22,727	$	23,405	$	68,709	$	58,999

The following table represents the estimated future amortization expense of intangible assets as of March 28, 2015: