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Loans and Allowance for Credit Losses on Loans - Schedule of Composition of Loan Portfolio (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022
Loans And Leases Receivable Disclosure [Line Items]
Gross loans receivable	$ 1,870,106		$ 1,765,845
Allowance for credit losses	(22,760)	$ (22,129)	(21,993)	$ (20,802)	$ (20,814)	$ (19,241)
Loans receivable, net	1,847,346		1,743,852
Deferred loan fees, unamortized premiums and unaccreted (discounts)	18		140
Real Estate \| Commercial real estate
Loans And Leases Receivable Disclosure [Line Items]
Gross loans receivable	931,284		885,585
Real Estate \| SBA—real estate
Loans And Leases Receivable Disclosure [Line Items]
Gross loans receivable	223,754		224,695
SBA—non-real estate
Loans And Leases Receivable Disclosure [Line Items]
Gross loans receivable	18,641		14,997
Allowance for credit losses	(253)	(229)	(147)	(55)	(67)	(207)
C&I
Loans And Leases Receivable Disclosure [Line Items]
Gross loans receivable	188,557		120,970
Allowance for credit losses	(2,151)	(1,663)	(1,215)	(1,270)	(1,270)	(1,643)
Home mortgage
Loans And Leases Receivable Disclosure [Line Items]
Gross loans receivable	506,873		518,024
Allowance for credit losses	(9,499)	(9,391)	(11,045)	(11,472)	(11,472)	(8,826)
Consumer
Loans And Leases Receivable Disclosure [Line Items]
Gross loans receivable	997		1,574
Allowance for credit losses	$ (4)	$ (9)	$ (14)	$ (3)	$ (3)	$ (7)