Segment and Geographic Information (Tables)

12 Months Ended

Sep. 30, 2017

Segment Reporting [Abstract]

Financial Information for Business Segments

The following is the summary of the financial information for the Company’s operating and reportable segments for the fiscal years ended September 30, 2017, 2016 and 2015 (in thousands):

	Brooks		Brooks
	Semiconductor		Life Science
	Solutions Group		Systems		Total
Fiscal Year Ended September 30, 2017
Revenue
Products	$	466,871	$	66,753	$	533,624
Services		77,305		81,956		159,261
Segment revenue	$	544,176	$	148,709	$	692,885
Gross profit	$	212,652	$	54,752	$	267,404
Segment operating income		86,716		4,695		91,411
Depreciation expense		5,052		4,694		9,746
Assets		325,408		306,666		632,074
Fiscal Year Ended September 30, 2016
Revenue
Products	$	375,237	$	46,546	$	421,783
Services		76,973		61,567		138,540
Segment revenue	$	452,210	$	108,113	$	560,323
Gross profit	$	159,018	$	39,063	$	198,081
Segment operating income (loss)		37,926		(6,451)		31,476
Depreciation expense		4,788		3,496		8,284
Assets		317,717		247,735		565,452
Fiscal Year Ended September 30, 2015
Revenue
Products	$	406,579	$	50,832	$	457,411
Services		78,058		17,239		95,297
Segment revenue	$	484,637	$	68,071	$	552,708
Gross profit	$	171,379	$	17,726	$	189,105
Segment operating income (loss)		49,695		(19,580)		30,115
Depreciation expense		4,312		1,295		5,607
Assets		317,069		110,910		427,979

Reconciliation of Reportable Segment Operating Income (Loss) to Corresponding Consolidated Amounts

	As of and for the Year Ended
	September 30,
	2017		2016		2015
Segment operating income	$	91,411	$	31,476	$	30,115
Amortization of acquired intangible assets		13,929		10,799		7,656
Restructuring charges		3,226		12,039		4,713
Other unallocated corporate expenses		10,143		4,400		856
Total operating income	$	64,113	$	4,238	$	16,890

Reconciliation of Reportable Segment Assets to Corresponding Consolidated Amounts

	September 30,		September 30,
	2017		2016
Segment assets	$	632,074	$	565,452
Cash, cash equivalents and marketable securities		104,292		91,221
Deferred tax assets		1,692		1,982
Equity method investments		28,570		27,250
Total assets	$	766,628	$	685,905

Net Revenues by Geographic Area

Net revenue by geographic area for the fiscal years ended September 30, 2017, 2016 and 2015 are as follows (in thousands):

	Year Ended September 30,
	2017		2016		2015
North America	$	242,331	$	209,727	$	199,103
Asia / Pacific/ Other		327,864		247,241		231,840
Europe:
United Kingdom	$	42,138	$	36,611	$	32,160
Rest of Europe	$	80,552	$	66,744	$	89,605
	$	692,885	$	560,323	$	552,708

Long-Lived Assets, Consisting of Property, Plant and Equipment by Geographic Area

Property, plant and equipment by geographic area as of September 30, 2017 and 2016 are as follows (in thousands):

	September 30,
	2017		2016
North America	$	52,235	$	49,505
Asia / Pacific / Other		676		952
Europe		5,551		4,428
	$	58,462	$	54,885