CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Revenues
Product	$ 95,547	$ 119,172	$ 268,363	$ 333,891
Services	22,525	21,265	64,353	66,111
Total revenues	118,072	140,437	332,716	400,002
Cost of revenues
Product	64,399	77,821	183,034	217,553
Services	13,987	16,376	44,226	47,570
Total cost of revenues	78,386	94,197	227,260	265,123
Gross profit	39,686	46,240	105,456	134,879
Operating expenses
Research and development	12,136	11,691	35,684	36,169
Selling, general and administrative	22,600	25,344	73,332	76,356
Restructuring and other charges	560	880	6,086	1,125
In-process research and development	0	0	0	3,026
Total operating expenses	35,296	37,915	115,102	116,676
Operating income (loss)	4,390	8,325	(9,646)	18,203
Interest income	255	292	795	844
Interest expense	0	(5)	(1)	(12)
Other income (expense), net	387	202	371	497
Income (loss) before income taxes and equity in earnings (losses) of joint ventures	5,032	8,814	(8,481)	19,532
Income tax benefit	3,700	985	(99)	626
Income (loss) before equity in earnings (losses) of joint ventures	1,332	7,829	(8,382)	18,906
Equity in earnings (losses) of joint ventures	236	196	220	1,676
Net income (loss)	1,568	8,025	(8,162)	20,582
Net income attributable to noncontrolling interests	(24)	3	(68)	(10)
Net income (loss) attributable to Brooks Automation, Inc.	$ 1,544	$ 8,028	$ (8,230)	$ 20,572
Basic net income (loss) per share attributable to Brooks Automation, Inc. common stockholders (USD per share)	$ 0.02	$ 0.12	$ (0.13)	$ 0.32
Diluted net income (loss) per share attributable to Brooks Automation, Inc. common stockholders (USD per share)	$ 0.02	$ 0.12	$ (0.13)	$ 0.31
Shares used in computing earnings (loss) per share
Basic (shares)	66,041	65,264	65,831	65,038
Diluted (shares)	66,687	65,781	65,831	65,677