Intangible Assets (Tables)

6 Months Ended

Mar. 31, 2016

Goodwill And Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets

Intangible assets consisted of the following:

	March 31, 2016
(Dollars in thousands)	Weighted Average OriginalLife (Years)		Gross Carrying Amount		Accumulated Amortization			Net
Definite-lived intangible assets:
Customer lists and relationships		7.8	$	17,830	$	(5,271	)	$	12,559
Core technology		8.0		530		(530	)		—
Developed technology		11.8		8,746		(219	)		8,527
Non-compete		5.0		230		(35	)		195
Patents and other		16.5		2,321		(1,202	)		1,119
Subtotal				29,657		(7,257	)		22,400
Unamortized intangible assets:
In-process research and development				999		—			999
Trademarks and trade names				660		—			660
Total			$	31,316	$	(7,257	)	$	24,059

	September 30, 2015
(Dollars in thousands)	Weighted Average Original Life(Years)		Gross Carrying Amount		Accumulated Amortization			Net
Definite-lived intangible assets:
Customer lists		9.0	$	5,132	$	(4,363	)	$	769
Core technology		8.0		530		(530	)		—
Non-compete		5.0		230		(12	)		218
Patents and other		16.8		2,321		(1,128	)		1,193
Subtotal				8,213		(6,033	)		2,180
Unamortized intangible assets:
Trademarks				580		—			580
Total			$	8,793	$	(6,033	)	$	2,760

Estimated Amortization Expense

Based on the intangible assets in service as of March 31, 2016 and the projected completion of in-process research and development assets in fiscal 2017, estimated amortization expense for the remainder of fiscal 2016 and each of the next five fiscal years is as follows:

(Dollars in thousands)
Remainder of 2016	$	1,669
2017		3,018
2018		2,607
2019		2,561
2020		2,397
2021		2,284