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Summary of Significant Accounting Policies - Schedule of Impact of ASU 2016-13 on Consolidated Balance Sheet (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Jul. 01, 2023	Jun. 30, 2023
Assets [Abstract]
Allowance for credit losses	$ (5,325)	$ (1,163)	$ (1,116)
Deferred income taxes	1,623	1,945
Liabilities [Abstract]
Liability for credit losses for unfunded commitments	16	1
Retained earnings	$ 116,567	127,065	$ 127,099
Other Commercial Real Estate
Assets [Abstract]
Allowance for credit losses		(6)
Residential
Assets [Abstract]
Allowance for credit losses		(1,125)
Consumer
Assets [Abstract]
Allowance for credit losses		(32)
ASU 2016-13
Liabilities [Abstract]
Liability for credit losses for unfunded commitments		1
Retained earnings		34,000
Pre-ASU 2016-13
Assets [Abstract]
Allowance for credit losses		(1,116)
Deferred income taxes		1,958
Liabilities [Abstract]
Retained earnings		127,099
Pre-ASU 2016-13 | Other Commercial Real Estate
Assets [Abstract]
Allowance for credit losses		(4)
Pre-ASU 2016-13 | Residential
Assets [Abstract]
Allowance for credit losses		(1,039)
Pre-ASU 2016-13 | Consumer
Assets [Abstract]
Allowance for credit losses		(73)
Impact of ASU 2016-13 | ASU 2016-13
Assets [Abstract]
Allowance for credit losses		(47)
Deferred income taxes		(13)
Liabilities [Abstract]
Liability for credit losses for unfunded commitments		1
Retained earnings		(34)
Impact of ASU 2016-13 | ASU 2016-13 | Other Commercial Real Estate
Assets [Abstract]
Allowance for credit losses		(2)
Impact of ASU 2016-13 | ASU 2016-13 | Residential
Assets [Abstract]
Allowance for credit losses		(86)
Impact of ASU 2016-13 | ASU 2016-13 | Consumer
Assets [Abstract]
Allowance for credit losses		$ 41

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