Intangible Assets (Tables)

9 Months Ended

Jun. 30, 2018

Goodwill And Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets

Intangible assets consisted of the following:

	June 30, 2018
(Dollars in thousands)	Weighted Average Original Life (Years)		Gross Carrying Amount		Accumulated Amortization			Net
Definite-lived intangible assets:
Customer lists and relationships		8.9	$	18,168	$	(9,004	)	$	9,164
Developed technology		11.5		9,675		(2,139	)		7,536
Non-compete		5.0		230		(138	)		92
Patents and other		16.5		2,322		(1,533	)		789
Subtotal				30,395		(12,814	)		17,581
Unamortized intangible assets:
In-process research and development				269		—			269
Trademarks and trade names				580		—			580
Total			$	31,244	$	(12,814	)	$	18,430

	September 30, 2017
(Dollars in thousands)	Weighted Average Original Life (Years)		Gross Carrying Amount		Accumulated Amortization			Net
Definite-lived intangible assets:
Customer lists and relationships		8.9	$	18,293	$	(7,834	)	$	10,459
Developed technology		11.7		9,297		(1,478	)		7,819
Non-compete		5.0		230		(103	)		127
Patents and other		16.5		2,321		(1,423	)		898
Subtotal				30,141		(10,838	)		19,303
Unamortized intangible assets:
In-process research and development				679		—			679
Trademarks and trade names				580		—			580
Total			$	31,400	$	(10,838	)	$	20,562

Estimated Amortization Expense

Based on the intangible assets in service as of June 30, 2018, excluding any possible future amortization associated with acquired in-process research and development (“IPR&D”), which has not met technological feasibility as of June 30, 2018, estimated amortization expense for the remainder of fiscal 2018 and each of the next five fiscal years is as follows (in thousands):

Remainder of 2018	$	675
2019		2,701
2020		2,526
2021		2,387
2022		2,347
2023		1,745