Loans and Allowance for Credit Losses on Loans - Schedule of Activity in Allowance for Credit Losses on Loans by Portfolio Segment (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2023	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Analysis of allowance for loan losses
Beginning balance	$ 19,241	$ 21,993	$ 19,241	$ 16,123
Provision for (reversal of) credit losses		2,913	1,582	3,181
Impact of CECL adoption			1,924
Charge-offs		(137)	(864)	(141)
Recoveries		27	110	78
Ending balance		24,796	21,993	19,241
Commercial real estate
Analysis of allowance for loan losses
Beginning balance	6,951	7,915	6,951	8,150
Provision for (reversal of) credit losses		1,375	723	(1,199)
Impact of CECL adoption			875
Charge-offs	(686)	0	(686)	0
Recoveries		0	52	0
Ending balance		9,290	7,915	6,951
SBA—real estate
Analysis of allowance for loan losses
Beginning balance	1,607	1,657	1,607	2,022
Provision for (reversal of) credit losses		3,966	321	(409)
Impact of CECL adoption			(238)
Charge-offs		(66)	(46)	(14)
Recoveries		0	13	8
Ending balance		5,557	1,657	1,607
SBA—non-real estate
Analysis of allowance for loan losses
Beginning balance	207	147	207	199
Provision for (reversal of) credit losses		271	73	66
Impact of CECL adoption			(142)
Charge-offs		(27)	(35)	(127)
Recoveries		27	44	69
Ending balance		418	147	207
C&I
Analysis of allowance for loan losses
Beginning balance	1,643	1,215	1,643	2,848
Provision for (reversal of) credit losses		673	(11)	(1,205)
Impact of CECL adoption			(320)
Charge-offs		(44)	(97)	0
Recoveries		0	0	0
Ending balance		1,844	1,215	1,643
Home mortgage
Analysis of allowance for loan losses
Beginning balance	8,826	11,045	8,826	2,891
Provision for (reversal of) credit losses		(3,361)	466	5,935
Impact of CECL adoption			1,753
Charge-offs		0	0	0
Recoveries		0	0	0
Ending balance		7,684	11,045	8,826
Consumer
Analysis of allowance for loan losses
Beginning balance	$ 7	14	7	13
Provision for (reversal of) credit losses		(11)	10	(7)
Impact of CECL adoption			(4)
Charge-offs		0	0	0
Recoveries		0	1	1
Ending balance		$ 3	$ 14	$ 7

Financing Receivable Excluding Accrued Interest Credit Loss Impact of CECL Adoption

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

+ References

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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

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

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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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