Intangible Assets (Tables)

3 Months Ended

Dec. 31, 2018

Goodwill And Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets

Intangible assets consisted of the following:

	December 31, 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	$	17,922	$	(9,717	)	$	8,205
Developed technology		11.5		9,618		(2,575	)		7,043
Non-compete		5.0		230		(161	)		69
Patents and other		16.5		2,321		(1,607	)		714
Subtotal				30,091		(14,060	)		16,031
Unamortized intangible assets:
In-process research and development				263		—			263
Trademarks and trade names				580		—			580
Total			$	30,934	$	(14,060	)	$	16,874

	September 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	$	18,086	$	(9,377	)	$	8,709
Developed technology		11.5		9,656		(2,361	)		7,295
Non-compete		5.0		230		(150	)		80
Patents and other		16.5		2,321		(1,569	)		752
Subtotal				30,293		(13,457	)		16,836
Unamortized intangible assets:
In-process research and development				267		—			267
Trademarks and trade names				580		—			580
Total			$	31,140	$	(13,457	)	$	17,683

Estimated Amortization Expense

Based on the intangible assets in service as of December 31, 2018, excluding any possible future amortization associated with acquired in-process research and development (“IPR&D”), which has not met technological feasibility as of December 31, 2018, estimated amortization expense for the remainder of fiscal 2019 and each of the next five fiscal years is as follows (in thousands):

Remainder of 2019	$	2,000
2020		2,491
2021		2,352
2022		2,313
2023		1,725
2024		1,631