Goodwill and Other Intangible Assets (Tables)

6 Months Ended

Dec. 26, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

The following table presents the changes in goodwill allocated to the Lasers reportable segment during the six months ended December 26, 2015 (in millions):



	Lasers			Total
Balance as of June 27, 2015	$	5.6		$	5.6
Currency translation and other adjustments	(0.1		)	(0.1		)
Balance as of December 26, 2015	$	5.5		$	5.5

Acquired developed technology and other intangibles

The following tables present details of our acquired developed technology and other intangibles (in millions):



As of December 26, 2015	Gross Carrying Amount		Accumulated Amortization			Net
Acquired developed technology	$	103.1	$	(85.6	)	$	17.5
Other	9.4		(8.8		)	0.6
Total Intangibles	$	112.5	$	(94.4	)	$	18.1



As of June 27, 2015	Gross Carrying Amount		Accumulated Amortization			Net
Acquired developed technology	$	103.2	$	(82.2	)	$	21.0
Other	9.4		(8.6		)	0.8
Total Intangibles	$	112.6	$	(90.8	)	$	21.8

Intangible assets amortization expense

The following table presents details of our amortization relating to acquired developed technology and other intangibles (in millions):



	Three Months Ended				Six Months Ended
	December 26, 2015		December 27, 2014		December 26, 2015		December 27, 2014
Cost of sales	$	1.7	$	1.9	$	3.4	$	3.8
Operating expense	0.1		0.1		0.2		0.2
Total	$	1.8	$	2.0	$	3.6	$	4.0

Future amortization expense

Based on the carrying amount of acquired developed technology and other intangibles as of December 26, 2015, and assuming no future impairment of the underlying assets, the estimated future amortization is as follows (in millions):



Fiscal Years
Remainder of 2016	$	3.5
2017	6.7
2018	2.8
2019	2.6
2020	1.0
Thereafter	1.5
Total amortization	$	18.1