Nature of the Business (Tables)

12 Months Ended

Sep. 30, 2016

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Error Corrections and Prior Period Adjustments

The following table summarizes the effects of the classification error on the annual prior period financial statements (in thousands):

	Fiscal Year Ended September 30, 2015
	As Previously Reported		Adjustment			As Revised
Cost of product revenue	$	307,865	$	(9,517	)	$	298,348
Cost of service revenue	55,738		9,517			65,255
Total cost of revenue	$	363,603	$	—		$	363,603
	Fiscal Year Ended September 30, 2014
	As Previously Reported		Adjustment			As Revised
Cost of product revenue	$	252,688	$	(2,420	)	$	250,268
Cost of service revenue	62,823		2,420			65,243
Total cost of revenue	$	315,511	$	—		$	315,511