Goodwill and Other Identifiable Intangible Assets, Net (Tables)

3 Months Ended

Dec. 31, 2014

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Amortizable Identifiable Intangible Assets

Amortizable identifiable intangible assets were (in thousands):



	December 31, 2014							September 30, 2014
	Gross carrying amount		Accum. amort.			Net		Gross carrying amount		Accum. amort.			Net
Purchased and core technology	$	45,645	$	(45,079	)	$	566	$	45,952	$	(45,162	)	$	790
License agreements	2,440		(2,440		)	—		2,440		(2,440		)	—
Patents and trademarks	11,751		(10,052		)	1,699		11,667		(9,799		)	1,868
Customer relationships	18,670		(15,497		)	3,173		18,894		(15,445		)	3,449
Non-compete agreements	1,100		(477		)	623		1,100		(422		)	678
Order backlog	—		—			—		360		(360		)	—
Total	$	79,606	$	(73,545	)	$	6,061	$	80,413	$	(73,628	)	$	6,785

Schedule of Estimated Amortization Expense Related to Identifiable Intangible Assets

Estimated amortization expense related to identifiable intangible assets for the remainder of fiscal 2015 and the five succeeding fiscal years is (in thousands):



2015 nine months	$	2,152
2016	1,822
2017	935
2018	492
2019	438
2020	168

Schedule of Changes in Carrying Amount of Goodwill

The changes in the carrying amount of goodwill are (in thousands):



	Three months ended December 31,
	2014			2013
Beginning balance, October 1	$	103,398		$	103,569
Foreign currency translation adjustment	(724		)	349
Ending balance, December 31	$	102,674		$	103,918