Loans - Summary of Activity in Allowance for Loan Losses (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	$ 29,299	$ 21,089	$ 32,963
Beginning Balance	31,392	22,904	34,388
Allowance for Acquired PCD Loans		1,415
Allowance for Acquired PCD Loans		1,415
Charge-offs	(471)	(1,398)	(2,305)
Recoveries	368	704	592
Provision (Reversal)	2,341	7,489	(10,161)
Provision (Reversal)	2,842	7,767	(9,771)
Ending Balance	31,537	29,299	21,089
Ending Balance	34,131	31,392	22,904
Unfunded lending commitments
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	2,093	1,815	1,425
Allowance for Acquired PCD Loans		0
Charge-offs	0	0	0
Recoveries	0	0	0
Provision (Reversal)	501	278	390
Ending Balance	2,594	2,093	1,815
One- to four-family first mortgage
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	2,883	1,944	3,065
Allowance for Acquired PCD Loans		0
Charge-offs	(12)	(80)	(176)
Recoveries	43	39	45
Provision (Reversal)	341	980	(990)
Ending Balance	3,255	2,883	1,944
Home equity loans and lines
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	624	508	676
Allowance for Acquired PCD Loans		0
Charge-offs	0	0	(6)
Recoveries	6	14	25
Provision (Reversal)	58	102	(187)
Ending Balance	688	624	508
Commercial real estate
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	13,814	10,454	18,851
Allowance for Acquired PCD Loans		1,220
Charge-offs	(29)	(270)	(1,337)
Recoveries	100	0	0
Provision (Reversal)	920	2,410	(7,060)
Ending Balance	14,805	13,814	10,454
Construction and land
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	4,680	3,572	4,155
Allowance for Acquired PCD Loans		0
Charge-offs	0	0	0
Recoveries	0	0	63
Provision (Reversal)	735	1,108	(646)
Ending Balance	5,415	4,680	3,572
Multi-family residential
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	572	457	1,077
Allowance for Acquired PCD Loans		0
Charge-offs	0	0	0
Recoveries	0	0	0
Provision (Reversal)	(98)	115	(620)
Ending Balance	474	572	457
Commercial and industrial
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	6,024	3,520	4,276
Allowance for Acquired PCD Loans		195
Charge-offs	(255)	(792)	(599)
Recoveries	180	509	313
Provision (Reversal)	217	2,592	(470)
Ending Balance	6,166	6,024	3,520
Consumer
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	702	634	863
Allowance for Acquired PCD Loans		0
Charge-offs	(175)	(256)	(187)
Recoveries	39	142	146
Provision (Reversal)	168	182	(188)
Ending Balance	$ 734	$ 702	$ 634

Financing Receivable, Allowance For Credit Loss, Excluding Accrued Interest, Acquired

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- Definition

Financing Receivable, Allowance for Credit Loss, Including Lending Commitments

+ References

No definition available.

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- Definition

Financing Receivable, Credit Loss, Expense (Reversal), Including Lending Commitments

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- Definition

Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479344/326-20-45-1

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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No definition available.

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- Definition

Amount, excluding accrued interest, of increase in allowance for credit loss on financing receivable from recovery. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (e)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-13

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Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-6

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-Publisher FASB
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- Definition

Amount, excluding accrued interest, of credit loss expense (reversal of expense) on financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-13

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- Definition

Amount, excluding accrued interest, of allowance for credit loss at acquisition date of financing receivable purchased with credit deterioration. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 19
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-19

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-URI https://asc.fasb.org//1943274/2147479319/326-20-50-13

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