Goodwill and Intangible Assets (Tables)

12 Months Ended

Sep. 30, 2016

Goodwill And Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets Subject to Amortization

Intangible assets balances, subject to amortization, at September 30, 2016 and 2015 consisted of the following (in thousands):

	September 30, 2016							September 30, 2015
	Gross					Net		Gross					Net
	Carrying		Accumulated			Carrying		Carrying		Accumulated			Carrying
	Value		Amortization			Value		Value		Amortization			Value
Purchased technology	$	11,749	$	(10,693	)	$	1,056	$	11,749	$	(10,359	)	$	1,390

Schedule of Estimated Amortization Expense

Estimated amortization expense for each of the five subsequent fiscal years is expected to be (in thousands):

Years Ending September 30,	Total
2017	$	352
2018		352
2019		352
2020		―
2021		―