Core Deposits and Other Intangibles (Tables)

12 Months Ended

Sep. 30, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of intangible assets subject to amortization

The following table presents a summary of intangible assets subject to amortization as of September 30, 2020 and 2019.

	Core Deposit Intangible		Brand Intangible		Customer Relationships Intangible		Other Intangible		Total
	(dollars in thousands)
As of September 30, 2020
Gross carrying amount	$	7,339	$	—	$	3,172	$	538	$	11,049
Accumulated amortization	(4,316)		—		(244)		(325)		(4,885)
Net intangible assets	$	3,023	$	—	$	2,928	$	213	$	6,164
As of September 30, 2019
Gross carrying amount	$	7,339	$	8,464	$	—	$	538	$	16,341
Accumulated amortization	(3,518)		(6,392)		—		(257)		(10,167)
Net intangible assets	$	3,821	$	2,072	$	—	$	281	$	6,174

Schedule of finite-lived intangible assets, future amortization expense

Estimated amortization expense of intangible assets in subsequent fiscal years is as follows.

Fiscal year	Amount
	(dollars in thousands)
2021	$	1,014
2022	929
2023	831
2024	742
2025	683
2026 and thereafter	1,965
Total	$	6,164