Purchased Intangible Assets

6 Months Ended

Mar. 31, 2013

Goodwill and Intangible Assets Disclosure [Abstract]

Purchased Intangible Assets

Purchased Intangible Assets

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

	Gross		Accumulated Amortization		Net
	(In thousands)
March 31, 2013
Developed technology	$	4,930	$	1,304	$	3,626
In-process technology (IPR&D)	400		—		400
Customer relationships	3,340		302		3,038
Other	450		81		369
Total	$	9,120	$	1,687	$	7,433
September 30, 2012
Developed technology	$	4,930	$	879	$	4,051
In-process technology (IPR&D)	400		—		400
Customer relationships	3,340		9		3,331
Other	450		6		444
Total	$	9,120	$	894	$	8,226

The following table presents details of the amortization expense of purchased intangible assets as reported in the consolidated statements of income:

	Three Months Ended March 31,				Six Months Ended March 31,
	2013		2012		2013		2012
	(In thousands)
Reported as:
Cost of sales	$	215	$	254	$	425	$	488
Operating expenses	177		231		368		463
Total	$	392	$	485	$	793	$	951

The following table presents the estimated future amortization expense of the Company’s purchased intangible assets at March 31, 2013 (in thousands). The weighted-average remaining amortization period for developed technology, customer relationships and other intangibles is 5.08 years, 5.46 years and 2.46 years, respectively. If the Company acquires additional purchased intangible assets in the future, its future amortization may be increased by those assets. Furthermore, upon completion of the IPR&D projects, the Company will amortize the IPR&D over the useful life of the asset.

Fiscal year
Remainder of 2013	$	785
2014	1,466
2015	1,316
2016	1,172
2017	1,172
Thereafter	1,122
Total	$	7,033