Purchased Intangible Assets and Goodwill (Tables)

12 Months Ended

Sep. 30, 2014

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Finite-Lived Intangible Assets by Major Class

The following tables present details of the Company’s total purchased intangible assets:

	Gross		Accumulated Amortization		Net
	(in thousands)
September 30, 2014
Developed technology	$	5,330	$	2,584	$	2,746
Customer relationships	3,340		1,137		2,203
Other	450		306		144
Total	$	9,120	$	4,027	$	5,093
September 30, 2013
Developed technology	$	5,330	$	1,758	$	3,572
Customer relationships	3,340		580		2,760
Other	450		156		294
Total	$	9,120	$	2,494	$	6,626

Schedule of amortization expense of purchased intangible assets as reported in the consolidated statements of income

The following table presents details of the amortization expense of purchased intangible assets as reported in the Consolidated Statements of Operations:

	Years Ended September 30,
	2014		2013		2012
	(in thousands)
Reported as:
Cost of sales	$	826	$	879	$	984
Operating expenses	707		721		864
Total	$	1,533	$	1,600	$	1,848

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

The following table presents the estimated future amortization expense of the Company’s purchased intangible assets at September 30, 2014 (in thousands). The weighted-average remaining amortization period for developed technology, customer relationships and other intangibles is 4.04 years, 3.96 years and 0.96 years, respectively. If the Company acquires additional purchased intangible assets in the future, its future amortization may be increased by those assets.

Fiscal year
2015	$	1,382
2016	1,238
2017	1,239
2018	1,195
2019	39
Thereafter	—
Total	$	5,093

Schedule of Goodwill

The following table provides details regarding the changes in the Company's goodwill:

	(in thousands)
Balance at September 30, 2011	$	9,463
Addition arising from acquisition of Chingis	3,976
Impairment	(4,261		)
Balance at September 30, 2012	9,178
Impairment	—
Balance at September 30, 2013	9,178
Impairment	—
Balance at September 30, 2014	$	9,178