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Loans and Allowance for Credit Losses on Loans - Schedule of Accounts, Notes, Loans and Financing Receivable (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021	Sep. 30, 2022	Jun. 30, 2022	Sep. 30, 2021	Jun. 30, 2021
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans, net of deferred loan fees and costs	$ 2,985,623		$ 2,985,623			$ 2,769,295
ACL on loans	(38,859)	$ (30,933)	(38,859)	$ (30,933)	$ (38,301)	(34,690)	$ (34,406)	$ (35,468)
Loans, net	2,946,764		2,946,764			2,734,605
Accrued interest receivable	10,434		10,434			7,969
Provision (benefit) for credit losses	2,425	(2,440)	6,119	(3,775)
Charge-offs	(1,979)	(1,147)	(2,426)	(1,856)
Recoveries	112	114	476	1,096
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff (Recovery)	(1,867)	(1,033)	(1,950)	(760)
Commercial Real Estate Portfolio Segment
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans, net of deferred loan fees and costs	1,428,474		1,428,474			1,370,105
ACL on loans	(15,059)	(12,750)	(15,059)	(12,750)	(14,680)	(13,414)	(13,994)	(15,084)
Provision (benefit) for credit losses	378	(1,253)	1,642	(2,589)
Charge-offs	0	(1)	0	(439)
Recoveries	1	10	3	694
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff (Recovery)	1	9	3	255
Commercial Real Estate Portfolio Segment \| Construction Loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans, net of deferred loan fees and costs	328,253		328,253			291,202
ACL on loans	(5,893)		(5,893)			(4,402)
Commercial Real Estate Portfolio Segment \| Commercial Real Estate Loan, Owner Occupied
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans, net of deferred loan fees and costs	340,824		340,824			335,658
ACL on loans	(3,042)		(3,042)			(3,038)
Commercial Real Estate Portfolio Segment \| Commercial Real Estate Loan, Non-Owner Occupied
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans, net of deferred loan fees and costs	690,241		690,241			662,159
ACL on loans	(5,803)		(5,803)			(5,589)
Commercial Real Estate Portfolio Segment \| Multifamily Loan
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans, net of deferred loan fees and costs	69,156		69,156			81,086
ACL on loans	(321)		(321)			(385)
Commercial Loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans, net of deferred loan fees and costs	757,108		757,108			717,620
ACL on loans	(12,382)	(10,219)	(12,382)	(10,219)	(12,978)	(12,036)	(10,211)	(9,663)
Provision (benefit) for credit losses	1,232	1,113	2,296	1,826
Charge-offs	(1,859)	(1,130)	(2,133)	(1,311)
Recoveries	31	25	183	41
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff (Recovery)	(1,828)	(1,105)	(1,950)	(1,270)
Commercial Loans \| Commercial and Industrial Loan
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans, net of deferred loan fees and costs	194,465		194,465			192,652
ACL on loans	(4,401)		(4,401)			(5,083)
Commercial Loans \| Equipment Finance
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans, net of deferred loan fees and costs	426,507		426,507			394,541
ACL on loans	(7,693)		(7,693)			(6,651)
Commercial Loans \| Municipal Loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans, net of deferred loan fees and costs	135,922		135,922			129,766
ACL on loans	(288)		(288)			(302)
Commercial Loans \| PPP Loan
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans, net of deferred loan fees and costs	214		214			661
ACL on loans	0		0			0
Residential Portfolio Segment
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans, net of deferred loan fees and costs	694,893		694,893			596,187
ACL on loans	(9,048)	(5,917)	(9,048)	(5,917)	(8,383)	(7,611)	(7,601)	(8,185)
Provision (benefit) for credit losses	693	(1,737)	1,367	(2,526)
Charge-offs	(51)	0	(123)	(27)
Recoveries	23	53	193	285
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff (Recovery)	(28)	53	70	258
Residential Portfolio Segment \| Construction Loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans, net of deferred loan fees and costs	100,002		100,002			81,847
ACL on loans	(1,576)		(1,576)			(1,052)
Residential Portfolio Segment \| One-To-Four Family Loan
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans, net of deferred loan fees and costs	400,595		400,595			354,203
ACL on loans	(4,983)		(4,983)			(4,673)
Retail Consumer Loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans, net of deferred loan fees and costs	105,148		105,148			85,383
ACL on loans	(2,370)	(2,047)	(2,370)	(2,047)	$ (2,260)	$ (1,629)	$ (2,600)	$ (2,536)
Provision (benefit) for credit losses	122	(563)	814	(486)
Charge-offs	(69)	(16)	(170)	(79)
Recoveries	57	26	97	76
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff (Recovery)	$ (12)	$ 10	$ (73)	$ (3)