Goodwill and Intangible Assets (Tables)

9 Months Ended

Jun. 30, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Components of Goodwill by Business Segment

The components of the Company’s goodwill by an operating segment at June 30, 2016 and September 30, 2015 are as follows (in thousands):

	Brooks Semiconductor Solutions Group			Brooks Life Science Systems		Other			Total
Gross goodwill, at September 30, 2014	$	651,067		$	47,378	$	26,014		$	724,459
Accumulated goodwill impairments	(588,944		)	—		(26,014		)	(614,958		)
Goodwill, net of accumulated impairments, at September 30, 2014	62,123			47,378		—			109,501
Acquisitions and adjustments	3,660			8,247		—			11,907
Gross goodwill, at September 30, 2015	654,727			55,625		26,014			736,366
Accumulated goodwill impairments	(588,944		)	—		(26,014		)	(614,958		)
Goodwill, net of accumulated impairments, at September 30, 2015	65,783			55,625		—			121,408
Acquisitions and adjustments	1,050			79,928		—			80,978
Gross goodwill, at June 30, 2016	655,777			135,553		26,014			817,344
Accumulated goodwill impairments	(588,944		)	—		(26,014		)	(614,958		)
Goodwill, net of accumulated impairments, at June 30, 2016	$	66,833		$	135,553	$	—		$	202,386

Components of Identifiable Intangible Assets

The components of the Company’s identifiable intangible assets as of June 30, 2016 and September 30, 2015 are as follows (in thousands):

	June 30, 2016						September 30, 2015
	Cost		Accumulated Amortization		Net Book Value		Cost		Accumulated Amortization		Net Book Value
Patents	$	7,808	$	7,463	$	345	$	7,808	$	7,394	$	414
Completed technology	60,441		49,982		10,459		60,748		46,718		14,030
Trademarks and trade names	9,143		4,028		5,115		4,241		3,604		637
Customer relationships	114,201		44,474		69,727		77,716		37,351		40,365
Total intangible assets	$	191,593	$	105,947	$	85,646	$	150,513	$	95,067	$	55,446

Schedule of Future Amortization Expense

Estimated future amortization expense for the intangible assets for the remainder of fiscal year 2016 and the subsequent four fiscal years is as follows (in thousands):

Fiscal year ended September 30,
2016	$	3,810
2017	15,566
2018	14,052
2019	13,713
2020	12,909
Thereafter	25,596
	$	85,646