Goodwill and Intangible Assets (Tables)

3 Months Ended

Jan. 02, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of changes in carrying amount of goodwill by segment

The changes in the carrying amount of goodwill by segment for the period from October 3, 2015 to January 2, 2016 are as follows (in thousands):

	Specialty Lasers and Systems			Commercial Lasers and Components		Total
Balance as of October 3, 2015	$	95,454		$	6,363	$	101,817
Translation adjustments and other	(1,642		)	—		(1,642		)
Balance as of January 2, 2016	$	93,812		$	6,363	$	100,175

Schedule of components of amortizable intangible assets

Components of our amortizable intangible assets are as follows (in thousands):

	January 2, 2016							October 3, 2015
	Gross Carrying Amount		Accumulated Amortization			Net		Gross Carrying Amount		Accumulated Amortization			Net
Existing technology	$	70,402	$	(56,517	)	$	13,885	$	71,365	$	(55,452	)	$	15,913
Customer lists	15,803		(10,027		)	5,776		16,099		(9,661		)	6,438
Trade name	390		(344		)	46		399		(349		)	50
In-process research & development	363		—			363		375		—			375
Total	$	86,958	$	(66,888	)	$	20,070	$	88,238	$	(65,462	)	$	22,776

Schedule of estimated amortization expense

At January 2, 2016, estimated amortization expense for the remainder of fiscal 2016, the next five succeeding fiscal years and all fiscal years thereafter are as follows (in thousands):

	Estimated Amortization Expense
2016 (remainder)	$	5,892
2017	6,902
2018	4,247
2019	2,190
2020	684
2021	52
Thereafter	103
Total	$	20,070