Intangible Assets (Tables)

6 Months Ended

Mar. 31, 2020

Goodwill And Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets

Intangible assets consisted of the following:

	March 31, 2020
(Dollars in thousands)	Weighted Average Original Life (Years)		Gross Carrying Amount		Accumulated Amortization			Net
Definite-lived intangible assets:
Customer lists and relationships		8.9	$	17,460	$	(11,404	)	$	6,056
Developed technology		11.5	$	9,510	$	(3,650	)	$	5,860
Non-compete		5.0	$	230	$	(219	)	$	11
Patents and other		16.5	$	2,321	$	(1,791	)	$	530
Total definite-lived intangible assets				29,521		(17,064	)		12,457
Unamortized intangible assets:
Trademarks and trade names				580		—			580
Total intangible assets			$	30,101	$	(17,064	)	$	13,037

	September 30, 2019
(Dollars in thousands)	Weighted Average Original Life (Years)		Gross Carrying Amount		Accumulated Amortization			Net
Definite-lived intangible assets:
Customer lists and relationships		8.9	$	17,374	$	(10,661	)	$	6,713
Developed technology		11.5		9,490		(3,196	)		6,294
Non-compete		5.0		230		(196	)		34
Patents and other		16.5		2,321		(1,716	)		605
Total definite-lived intangible assets				29,415		(15,769	)		13,646
Unamortized intangible assets:
Trademarks and trade names				580		—			580
Total intangible assets			$	29,995	$	(15,769	)	$	14,226

Estimated Amortization Expense

Based on the intangible assets in service as of March 31, 2020, estimated amortization expense for the remainder of fiscal 2020 and each of the next five fiscal years is as follows (in thousands):

Remainder of 2020	$	1,177
2021		2,287
2022		2,247
2023		1,596
2024		1,591
2025		1,532