Basis of Presentation (Tables)

9 Months Ended

Jun. 30, 2016

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Summary of the Error Corrections and Prior Period Adjustments

The following table summarizes the effects of the classification error on the interim prior period financial statements:

	Three Months Ended,
	March 31, 2016							March 31, 2015
	As Previously Reported		Adjustment			As Revised		As Previously Reported		Adjustment			As Revised
Cost of product revenue	$	65,346	$	(120	)	$	65,226	$	79,048	$	(2,356	)	$	76,692
Cost of service revenue	23,135		120			23,255		14,240		2,356			16,596
Total cost of revenue	$	88,481	$	—		$	88,481	$	93,288	$	—		$	93,288
	Six Months Ended,
	March 31, 2016							March 31, 2015
	As Previously Reported		Adjustment			As Revised		As Previously Reported		Adjustment			As Revised
Cost of product revenue	$	123,496	$	(238	)	$	123,258	$	149,268	$	(4,519	)	$	144,749
Cost of service revenue	44,386		238			44,624		27,668		4,519			32,187
Total cost of revenue	$	167,882	$	—		$	167,882	$	176,936	$	—		$	176,936

	Three Months Ended,
	December 31, 2015							December 31, 2014
	As Previously Reported		Adjustment			As Revised		As Previously Reported		Adjustment			As Revised
Cost of product revenue	$	58,150	$	(118	)	$	58,032	$	70,220	$	(2,163	)	$	68,057
Cost of service revenue	21,251		118			21,369		13,428		2,163			15,591
Total cost of revenue	$	79,401	$	—		$	79,401	$	83,648	$	—		$	83,648

	Three Months Ended June 30, 2015
	As Previously Reported		Adjustment			As Revised
Cost of product revenue	$	79,721	$	(2,593	)	$	77,128
Cost of service revenue	13,986		2,593			16,579
	$	93,707	$	—		$	93,707

	Nine Months Ended June 30, 2015
	As Previously Reported		Adjustment			As Revised
Cost of product revenue	$	228,989	$	(7,112	)	$	221,877
Cost of service revenue	41,654		7,112			48,766
	$	270,643	$	—		$	270,643

	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